統計と確率
データ分析、確率分布、仮説検定、統計手法。
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algebra 1 > 11.2 mean, median, mode, and range mhb you have prizes to r…
# Explicación: ## Paso 1: Definir el modo El modo es el valor que aparece con más frecuencia en un conjunto de datos. ## Paso 2: Contar las frecuencias El valor -7 aparece 3 veces…
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10. formal research means 11. informal research is 12. what is a primar…
10. A structured, systematic investigation. 11. A less structured, casual investigation. 12. b. Original information 13. d. All the above 14. d. All the above 15. d. A and C only …
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algebra 1 > 11.2 mean, median, mode, and range mhi what is the mean? -4…
2
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the box - and - whisker plot below shows the same data. which of the fo…
The intervals on the x - axis of the histogram are too large.
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gemma is creating a histogram based on the table below. | salary range …
0 - 40
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10. formal research means 11. informal research is 12. what is a primar…
12. b. Original information 13. d. All the above 14. d. All the above 15. d. A and C only 16. a. conveying and exchanging messages without the use of spoken words or written words…
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cost per event why is the graph misleading? the x - axis scale shows th…
The data is not distributed equally across the x - axis intervals.
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a histogram shows data that is skewed to the right. which most likely d…
The mean is greater than the median. The rightmost values in the data set raise the mean more than the median.
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at the beginning of a call to the cable company, a message tells custom…
voluntary sampling
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a teacher asks students to list the math lessons they learned on nine r…
simple random sampling.
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from unit 2, lesson 1 complete each equation with a number that makes i…
a. \(\frac{11}{4}\) b. \(\frac{7}{4}\) c. \(\frac{13}{27}\) d. \(\frac{13}{99}\) e. \(\frac{x}{y}\)
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12) what does a correlation of - 0.89 suggest about two variables? (a) …
E. As the explanatory variable increases, the response variable decreases ### 13)
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the three scatter plots below show the same data set. choose the scatte…
# Explicación detallada: ## Paso 1: Identificar la definición de valor atípico Un valor atípico en un diagrama de dispersión es un punto que se aleja significativamente de los dem…
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vocabulary: word meaning synonyms sophisticated deafening singeing enth…
| Word | Meaning | Synonyms | | ---- | ---- | ---- | | sophisticated | Having a good understanding of the way people behave and/or a good knowledge of culture and fashion | cultur…
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the three scatter plots below show the same data set. choose the scatte…
# Explicación: ## Paso 1: Identificar el valor atípico Un valor atípico es un dato que se aleja significativamente del resto de los datos en un conjunto de datos. En un diagrama d…
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use the situation below to answer questions 15 and 16: college admissio…
15) B. There is a weak, positive, scattered relationship between High School GPA and College GPA. 16) A. The slope and the y - intercept will both increase.
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the three scatter plots below show the same data set. choose the scatte…
# Explicación: ## Paso 1: Identificar el valor atípico Un valor atípico es un dato que se aleja significativamente del patrón general de los demás datos. En un diagrama de dispers…
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the three scatter plots below show the same data set. choose the scatte…
# Explicación: ## Paso 1: Identificar el valor atípico Un valor atípico es un dato que se aleja significativamente del resto de los datos en un conjunto de datos. En un diagrama d…
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the three scatter plots below show the same data set. choose the scatte…
# Explicación: ## Paso 1: Recordar la definición de valor atípico Un valor atípico es un dato que se aleja significativamente del resto de los datos en un conjunto de datos. En un…
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16. arkansas state regulations are as follows: a. state law indicates w…
16. A. State law indicates which vehicle must yield the right of way. 17. A. Loading Zone; short term parking only for loading or unloading. 18. B. 4 second sight distance rule
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homework 5 - conditional probability: problem 8 (1 point) you must type…
$\frac{13}{52}$ $\frac{26}{52}$ $\frac{13\times26}{52\times52}$
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the three scatter plots below show the same data set. choose the scatte…
# Explicación: ## Paso 1: Identificar el valor atípico Un valor atípico (outlier) es un dato que se aleja significativamente del resto de los datos. En un diagrama de dispersión, …
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the three scatter plots below show the same data set. choose the scatte…
# Explicación: ## Paso 1: Comprender la noción de valor atípico Un valor atípico es un dato que se aleja significativamente del resto de los datos en un conjunto de datos. En un d…
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a) what is the probability of it having rank 11? b) what is the probabi…
a) $\frac{2}{48}$ (assuming 48 - card deck and 2 cards of rank 11) b) $\frac{1}{13}$ c) $\frac{1}{2}$ d) Not independent e) h; not equal f) i; not equal
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the three scatter plots below show the same data set. choose the scatte…
# Explicación: ## Paso 1: Identificar el outlier Un outlier es un punto que se aleja significativamente del resto de los datos. Buscamos el gráfico de dispersión donde un punto es…
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question 10 0.5 pts for a large quantitative data - set; for example, a…
Question 10: B. histogram Which is least affected if an extreme high outlier is added to your data?: C. the median
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an instructor in a large lecture class found, at the end of the semeste…
a. 0.1303
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this distribution of mens heights. the mean is 70 inches and the standa…
c. 68
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appropriate workplace behaviors test your knowledge with this quiz! hav…
1. False 2. True 3. False 4. True 5. True 6. False 7. False 8. False 9. False 10. False
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the exam scores of 10 students in a statistics class are listed below: …
b. 24.69
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1. how did the tepee and the travois make it easier for plains indians …
The tepee was a portable home and the travois was a means of transporting goods, enabling the Plains Indians to move easily as they followed the bison.
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the exam scores of 10 students in a statistics class are listed below. …
d. 3
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the two scatter plots below show the same data set. choose the scatter …
# Explicación detallada: ## Paso 1: Comprender la noción de valor atípico Un valor atípico es un dato que se aleja significativamente de los demás datos en un conjunto de datos. E…
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the displayed figure is a histogram of the percent of on - time high sc…
d. 68% to 72%
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the two scatter plots below show the same data set. choose the scatter …
# Explicación: ## Paso 1: Identificar el valor atípico Un valor atípico es un dato que se aleja significativamente del resto de los datos. En el primer gráfico de dispersión, el p…
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the two scatter plots below show the same data set. choose the scatter …
# Explicación detallada: ## Paso 1: Identificar el outlier Un outlier es un punto de datos que se aleja significativamente del resto de los datos. En los diagramas de dispersión, …
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the two scatter plots below show the same data set. choose the scatter …
# Explicación: ## Paso 1: Identificar el valor atípico Un valor atípico es un dato que se aleja significativamente del resto de los datos. En los diagramas de dispersión, se ve co…
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the two scatter plots below show the same data set. choose the scatter …
# Explicación: ## Paso 1: Identificar el valor atípico Un valor atípico es un punto que se aleja de la mayoría de los datos. En el primer diagrama de dispersión, el punto atípico …
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the two scatter plots below show the same data set. choose the scatter …
# Explicación: ## Paso 1: Identificar el valor atípico Un valor atípico es un dato que se aleja significativamente del resto de los datos. En el primer diagrama de dispersión, el …
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select all that apply to conduct an hrm audit, what does the hr departm…
key functions, key measures of business performance
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the two scatter plots below show the same data set. choose the scatter …
# Explanation: ## Paso 1: Comprender la noción de valor atípico Un valor atípico es un dato que se aleja significativamente del resto de los datos en un conjunto de datos. En un d…
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the two scatter plots below show the same data set. choose the scatter …
# Explicación: ## Paso 1: Identificar el valor atípico Un valor atípico es un dato que se aleja significativamente de los demás datos en un conjunto de datos. En los diagramas de …
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c) what is the probability of it having rank 11 given that it is suit h…
For part b: $\frac{1}{13}$ For part c: $\frac{1}{4}$ For part e: The blanks should be filled as follows: The answers to part (a) and part (c) are equal. The answers to part (b) an…
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a) what is the probability of it having rank 11? 1/20 c) what is the pr…
c) $\frac{1}{13}$ d) $\frac{1}{3}$ e) Not Independent f) $\frac{13}{43}$
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a single card is drawn at random from this deck. f) what is the probabi…
f) $\frac{13}{43}$ g) $\frac{1}{43}$ h) $\frac{1}{13}$ i) $1$ j) Not independent; because the answers to part (f) and part (h) are not equal, and the answers to part (g) and part …
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a card is selected at random from a standard deck of 52 playing cards. …
(a) $0.308$ (b) $0.538$ (c) $0.308$
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d) what is the probability of it being suit b given that it has rank 11…
f) $\frac{13}{43}$ g) $\frac{1}{43}$ h) $\frac{1}{13}$ i) 1 j) Not independent
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a deck consists of 60 cards with 3 suits labelled a, b, and c, and numb…
a) $\frac{1}{3}$ b) $\frac{1}{20}$ c) $\frac{1}{20}$ d) $\frac{1}{3}$ e) Independent
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a group of students were asked if they carry a credit card. the respons…
B. 0.110
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a deck consists of 60 cards with 3 suits labelled a, b, and c, and numb…
a) $\frac{1}{3}$ b) $\frac{1}{20}$ c) $\frac{1}{20}$ d) $\frac{1}{3}$ e) independent
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match each correlation coefficient to the appropriate scatter plot. the…
# Explicación: ## Paso 1: Comprender el coeficiente de correlación El coeficiente de correlación $r = - 1$ indica una correlación negativa perfecta. Esto significa que los puntos …
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tina is a math teacher at a large school. she wonders if her test probl…
# Explicación paso a paso: ## Paso 1: Identificar la ecuación de la recta La ecuación de la recta de regresión lineal es $y = - 1.617x+136.769$. ## Paso 2: Sustituir el valor de $…
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in the dawes act of 1887, what did native americans have to do to be gr…
"Adopt the practices of civilized life" - which in effect meant assimilate to white culture
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decide if the events a and b are mutually exclusive or not mutually exc…
not mutually exclusive
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classify the events as dependent or independent. event a: a red candy i…
dependent
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interpret the least squares regression line of this data set. tina is a…
# Explicación: ## Paso 1: Identificar la ecuación de regresión La ecuación de la línea de regresión de mínimos cuadrados es $y = - 1.617x+136.769$, donde $y$ es la puntuación prom…
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a card is drawn from a standard deck of 52 playing cards. find the prob…
C. $\frac{2}{13}$
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find the equation for the least squares regression line of the data des…
# Explicación: ## Paso 1: Calcular sumatorias Sean $n = 6$ los pares de datos. Calcular $\sum x$, $\sum y$, $\sum xy$, $\sum x^{2}$. $\sum x=29.90 + 33.45+33.78+38.92+42.35+49.15 …
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what did the end of the civil war in 1865 mean for the relationship bet…
It meant the United States could start focusing its military on forcibly pushing Native Americans off their lands in the West
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homework 5 - conditional probability: problem 7 (3 points) results for …
a. $\frac{1}{3}$ b. $\frac{1}{20}$ c. $\frac{1}{20}$ d. $\frac{1}{3}$
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use the least squares regression line of this data set to predict a val…
# Explicación: ## Paso 1: Identificar la ecuación de la recta de regresión La ecuación de la recta de regresión es $y = 0.004x+20.641$, donde $x$ es el número de palabras y $y$ es…
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interpret the least squares regression line of this data set. todd is a…
0.004
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find the correlation coefficient, r, of the data described below. jayla…
# Explicación paso a paso: ## Paso 1: Calcular las sumas necesarias Sean $x_i$ el número de libros leídos y $y_i$ los segundos necesarios para leer el párrafo. Tenemos $n = 5$ dat…
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find the correlation coefficient, r, of the data described below. anna …
# Explicación: ## Paso 1: Calcular las sumas básicas Sean $x_i$ el número de palomas y $y_i$ el número de lavados de automóviles. Tenemos $n = 5$ datos. $\sum_{i = 1}^{n}x_i=13 + …
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find the correlation coefficient, r, of the data described below. a sle…
# Explicación: ## Paso 1: Calcular las sumas necesarias Sean $x$ los tiempos de meditación y $y$ los tiempos para dormirse. Tenemos $n = 6$ datos. Calculamos $\sum x=6 + 10+22 + 3…
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find the correlation coefficient, r, of the data described below. deion…
$r = 0.768$
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you are designing an algorithm to schedule employee shifts at a restaur…
1. The main goal of this algorithm is to schedule employee shifts at a restaurant to ensure fair distribution while aligning with employees' availability and skills. 2. The constr…
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find the correlation coefficient, r, of the data described below. the d…
# Explanation: ## Paso 1: Definir las sumatorias iniciales Sean $x_i$ las variables independientes (espesor) y $y_i$ las variables dependientes (tiempo de grabación). Sea $n = 5$ …
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find the correlation coefficient, r, of the data described below. the k…
$r\approx0.556$
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how does gilbert feel when anne calls him mean and hateful? a. he feels…
C. He feels indignant.
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find the correlation coefficient, r, of the data described below. the o…
# Explicación: ## Paso 1: Calcular las sumas básicas Sean $x_i$ la duración de la comida y $y_i$ el número de bicicletas vendidas. Tenemos $n = 6$ datos. $\sum_{i = 1}^{n}x_i=25 +…
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read the passage and then answer the question. pablo picasso is often c…
Importance, fame, or high standing in the art world.
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world history b (15341) finding text evidence hitler made each insignif…
"The successful Jew... was to be driven out of office and counting house."
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finding the main idea hitler made each insignificant, poverty - stricke…
Hitler convinced young people of their importance and ability to change the future.
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hitlers influence to understand hitlers enormous success with the young…
They had suffered during the war and felt purposeless.
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message from doorkeeper50 2. what does spag mean? reply to this message…
Spelling, Punctuation and Grammar
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find the correlation coefficient, r, of the data described below. playi…
$-0.638$
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find the correlation coefficient, r, of the data described below. sharo…
# Explicación: ## Paso 1: Calcular las medias Sea $x$ las horas de sueño y $y$ las horas de juegos de video. $n = 5$ $\bar{x}=\frac{10 + 10+7+4+6}{5}=\frac{37}{5} = 7.4$ $\bar{y}=…
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find the correlation coefficient, r, of the data described below. owen …
# Explicación: ## Paso 1: Calcular la media de \(x\) y \(y\) Sean \(x_i\) los valores de la variable \(x\) (número de piezas) y \(y_i\) los valores de la variable \(y\) (tiempo de…
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find the correlation coefficient, r, of the data described below. the c…
# Explicación: ## Paso 1: Definir las sumas iniciales Sean $n = 6$ los datos. Calculemos $\sum x$, $\sum y$, $\sum x^2$, $\sum y^2$ y $\sum xy$. $\sum x=0 + 1+2 + 3+4 + 6=16$ $\su…
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note: please make sure to properly format your answers. all dollar figu…
a. $\$2,179.29$ b. higher
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which of the following is true if the given tree diagram represents ind…
C. The probability of buying fiction versus nonfiction is the same regardless of whether or not the person buys a hardcover or paperback.
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read the sentence from the declaration of independence. why is this sen…
D. The word "voice" gives "justice" and "consanguinity" a human quality.
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question 8 of 20 look at the dictionary entry that follows this sentenc…
C. A female, partly human creature in Greek mythology, known for luring sailors to their destruction through tempting song
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question 4 of 20 read these sentences from the declaration of independe…
A. He uses parallelism to create a strong rhythm and memorable ideas.
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read the paragraph. the ancient treasure chest was covered in dust and …
A. inscribed
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21. why did britain reject wilsons peace overtures in 1916? 22. what wa…
(21) Reasons for Britain's rejection of Wilson's peace overtures in 1916 include a belief that a decisive military victory was still possible and concerns that a premature peace w…
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read the sentences. watching the sunrise at the top of the volcano was …
B. not able to be put into words
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read the sentences. her reaction to the surprise party was priceless. s…
B. to respond back
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question 8 (multiple choice worth 2 points) you are searching for infor…
http://blueskybearwatchers.natureblogs.net
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the double bar graph shows results for boys and girls on a mathematics …
a) The boys in country E scored higher on the test. b) Country D has the greatest spread between boys' and girls' scores.
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the double bar graph shows results for boys and girls on a mathematics …
510
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the double bar graph shows results for boys and girls on a mathematics …
540
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the double bar graph shows results for boys and girls on a mathematics …
a) Girls in country B scored higher. b) Country B; cultural factors in the country.
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the double bar graph shows results for boys and girls on a mathematics …
The girls in country B
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the double bar graph shows results for boys and girls on a mathematics …
520
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the double bar graph shows results for boys and girls on a mathematics …
The boys in country A scored about 480. Girls in country B scored higher.
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find the equation that models this data. time (minutes) 0 1 2 3 height …
$y = 0.5\times3^{x}$
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find the equation that models this data. time (minutes) 0 1 2 3 height …
\(y=0.5\times3^{x}\)
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1a. reread paragraph 4. what is the authors counterargument to shutting…
Shutting down the industry would anger outfitters, clients, and Sherpas who would lose jobs that pay well relative to the country's median income, and the romantic roots of Himala…