Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
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a spinner is divided into equal sections of three possible colors. ther…
- Spinning a blue is \boxed{unlikely} - Spinning a yellow or red is \boxed{likely} - Spinning a \boxed{green} (or any color not yellow, blue, red) is impossible. - Spinning a \box…
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which statement is true regarding the traits of scatterplots? - the str…
A. The strength of a correlation is independent of whether the correlation of a scatterplot is positive or negative. A scatterplot with positive correlation can have either weak a…
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a die is rolled 200 times with the following results. outcome\t1\t2\t3\…
d. 0.44
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game a and game b are played by tossing two 6 - sided number cubes. the…
Game A is not fair, and Game B is fair.
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read this paragraph from the excerpt from sense and sensibility. he was…
B. honorable behavior
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question 2 1 pts the purpose of reading a text for tone is to: understa…
A. Understand why a text was created the way it was.
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use the drop-down menus to describe through which additional point the …
The line of best fit passes through point A and point C (or the appropriate point on the trend). A point on this line would have a \( y \) - value between 6 and 7 when \( x = 9 \)…
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why is the image of the setting sun most likely not described in great …
A. It is a common symbol of death that requires little description.
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sam and erica are playing a board game. they spin a pointer to determin…
\(\frac{1}{4}\) (corresponding to the option \(\frac{1}{4}\))
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select the clickable phrase from paragraph 11 that provides a clue for …
repeated what had been studied previously
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which box plot best represents data that are skewed to the right?
The box plot in the bottom - right (with minimum around 1, Q1 around 5 - 6, median around 6 - 7, Q3 around 11 - 12, and maximum around 19 - 20) best represents data skewed to the …
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british researchers were interested in the relationship between farmers…
C. Observational study ### Second Question (Valid Conclusion)
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a city is planning a multicultural festival. a group will perform a chi…
Event T is a subset of Event R.
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health the florida department of health surveyed individuals aged 18 to…
\( 82.3\% \) to \( 86.5\% \)
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types of statistical studies british researchers were interested in the…
A. Sample study ### Second Question: What valid conclusions can be made from this result?
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which sentence would best serve as a hook in an expository essay about …
D. Every year, billions of plastic bottles end up in landfills, polluting our environment
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health the florida department of health surveyed individuals aged 18 to…
82.3% to 86.5% ### Part 2: Estimate the number of people
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startibartfast, the king of tralfamadore, was an exceptionally tall man…
C. Observational study ### Second Question (Appropriateness of the Study)
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boston merchants and government officials wanted to be paid in cash, th…
B. barter
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the selling prices for homes in a certain community are approximately n…
\(95\) ### Part (b)
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the taste engineers at “drinksoft” have developed a new formula for the…
B. Experiment ### Second Question (Valid Conclusion)
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had he married a more amiable woman, he might have been made still more…
B. good - natured
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scott has a six - sided dice. the sides of the dice are displayed below…
\(p(1)=\boldsymbol{16.67}\) % \(p(2)=\boldsymbol{16.67}\) % \(p(3)=\boldsymbol{16.67}\) % \(p(4)=\boldsymbol{16.67}\) % \(p(5)=\boldsymbol{16.67}\) % \(p(6)=\boldsymbol{16.67}\) %
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when enslaved africans were brought to north america, they brought plan…
D. As a result
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as used in this sentence, what does the word \cuisine\ most nearly mean…
C. style of cooking
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here, after considerable search, and sympathetic questions as to what h…
C. jumble
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in a large population, 68% of the people have been vaccinated. if 5 peo…
\(0.9966\)
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read this sentence from \excerpt from ethan frome.\ here, after conside…
(Note: There seems to be an error in the provided options as neither "container" nor "display" is a correct synonym for "medley" in this context. If we assume a missing option, th…
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giovanna has two possible driving routes to her new workplace, and she …
B. Experiment ### Second Question:
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giovanna has two possible driving routes to her new workplace, and she …
B. Experiment ### Second Question:
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united states population distribution bar graph with red (urban) and bl…
- The urban population in the United States doubled between 1860 and 1900. - By 1900, over half of Americans still lived in rural communities rather than urban areas. - In 1850, m…
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nour wants to go on a popular talent tv show. in order to be accepted, …
A. Sample study ### Second Sub - Question (Appropriateness of the study)
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united states population distribution 90% 80% 70% 60% 50% 40% 30% 20% 1…
To solve this, we analyze each option by interpreting the bar graph (red for urban, blue for rural percentages over years 1850–1900): ### 1. Analyze "From 1850 to 1900, the percen…
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source: adam smith, the wealth of nations, 1776. note: the most common …
Adam Smith supports individual decision - making. He states that without government interference, people should be free to pursue their own economic interests in their own way, im…
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eric wants to find out the most popular after - school activity among h…
C. all high school seniors at Eric's school
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which picture matches the meaning of the simile? emily has hair like a …
The first picture (the one with the girl in the white shirt with a purple heart, having long curly hair)
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which picture matches the meaning of the metaphor? olivia is such a clo…
The right - hand picture (the one with the characters laughing and the blonde - haired character sticking out their tongue, and the other two characters also showing amusement)
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which statement is true of an appropriate sample of a population? a sam…
A. A sample must be a group of people who are the target of the survey question.
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use your line plot to answer the question below. amount of laundry dete…
# Explanation: ## Step1: Count total loads First, we count the number of X's for each amount: - At 1: 2 X's - At \(1\frac{1}{4}\): 3 X's (wait, no, looking at the plot: 1 has 2, \…
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1. ¿qué palabra significa (what word means) \to sweep\ en español? • a.…
b. barrer ### Question 2
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use your line plot to answer the question below. amount of laundry dete…
\(\frac{5}{13}\)
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analyze the graph and complete the statements that follow. average mont…
The greatest amount of rainfall was recorded in the month of $\boldsymbol{May}$. The least amount of rainfall was recorded in the month of $\boldsymbol{January}$ (or $\boldsymbol{…
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marcy and her friends experimented with different types and amounts of …
To solve this, we first count the frequency of each amount of laundry detergent: ### Step 1: Count occurrences of \( 1 \) Looking at the data: \( 1, 1 \) (wait, let's list all dat…
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true or false: the average of the numbers 10, 12, and 16 is 12r1. true …
False
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the average of the numbers 124, 86, and 59 is ______. options: 89, 89r2…
89
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true or false: the average of the numbers 823, 469, 751, and 207 is 562.
False
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true or false: the average of the numbers 8 and 9 is 8r1. true false
False
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the average of the numbers 3 and 4 is 4.
False
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the scatter plot and line of best fit below show the length of 10 peopl…
80
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question ariana keeps track of the number of people inside a music hall…
The average change in the number of people for every additional hour past 6 p.m.
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american politics exam 1 objective: 1 point each (15 points total) 1 wh…
D. Judge ### Question 2
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america has a deeply confused image of itself that is in perpetual tens…
D. They express a moral dilemma.
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question write an exponential regression equation for the following dat…
To find the exponential regression equation \( y = ab^x \), we can use a calculator or software to perform the regression on the given data points \((x, y)\): \((1, 767)\), \((4, …
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what do the verbs \ser\ and \estar\ mean in english?
Both "ser" and "estar" translate to "to be" in English, but they are used in different contexts in Spanish (ser for permanent/inherent aspects, estar for temporary states/location…
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question write an exponential regression equation for the following dat…
To find the exponential regression equation \( y = ab^x \), we use the given data points \((x, y)\): \((1, 743)\), \((3, 648)\), \((5, 570)\), \((8, 435)\), \((11, 359)\), \((13, …
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question fawzia keeps track of the number of people inside a music hall…
The average change in the number of people for every additional hour past 6 p.m.
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read the excerpt from the joint statement by president roosevelt and pr…
A. Roosevelt and Churchill are aiming to bring peace and freedom to the people of all nations.
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question show examples a researcher studied the relationship between th…
The expected change in temperature in degrees Fahrenheit for each additional cricket chirp in one minute.
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what represents ideas beyond literal meaning? a. plot b. setting c. sym…
c. Symbolism
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the data set represents wait times (in minutes) for various services at…
Wait times between \(\boldsymbol{4}\) minutes and \(\boldsymbol{17}\) minutes are between the 25th and 75th percentiles.
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the data set represents wait times (in minutes) for various services at…
# Explanation: ## Step1: Count the total number of data points First, we count how many data points there are. Let's list out the data: 26, 5, 3, 4, 7, 6, 10, 9, 10, 20, 18, 3, 20…
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answer the statistical measures and create a box and whiskers plot for …
Min: \(5\), Q1: \(9.5\), Med: \(12.5\), Q3: \(15\), Max: \(18\) (For the box - and - whisker plot: The left whisker starts at \(5\), the left end of the box at \(9.5\), the line i…
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this question has two parts. use the information to answer part a and p…
A. dependent ### Part B
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based on the scatter plot below, which is a better prediction for x whe…
35
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fill in the blank so that the resulting statement is true. set a is a s…
B. Set A is a subset of set B, expressed as \( A\subseteq B \), means that every element in set A is also an element in set B
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which graph shows the line of best fit for the data?
The top - right graph (with the red line starting at (0,18) and ending near (15,0), with data points balanced around it) shows the line of best fit.
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animals in the sanctuary penguins 12 elephants 3 tigers 10 pandas 6 tou…
15%
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cookie flavors chocolate chip 48 snicker - doodle 23 peanut butter 34 s…
38%
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read the source of the allusion. the ancient roman scholar pliny the el…
in a concise way
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use the percentiles flow chart interactive to answer the following ques…
C. The IQ score that is midway between the 45th and 46th scores in the sorted list.
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use the accompanying radiation levels (w/kg) for 50 different cell phon…
0.925
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in designing a work desk, it is found that males have sitting knee heig…
To solve this problem, we use the range rule of thumb, which states that significant values are typically outside the range of \( \text{mean} - 2 \times \text{standard deviation} …
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listed below are the amounts (dollars) it costs for marriage proposal p…
B. Yes, the largest amounts are much higher than the rest of the data, and appear to be outliers. It is likely that these are having a large effect on the measures of variation.
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below are the jersey numbers of 11 players randomly selected from a foo…
B. Jersey numbers are nominal data that are just replacements for names, so the resulting statistics are meaningless.
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identify the symbols used for each of the following: (a) sample standar…
### Part 1: Identifying Symbols #### a. Sample Standard Deviation The symbol for sample standard deviation is \( s \). This is a well - known statistic notation where \( s \) is u…
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a random sample of 10 subjects have weights with a standard deviation o…
$105.9520\space kg^2$
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which scatter plot shows a negative linear association in the data?
The top - left scatter plot (the first one among the four given scatter plots) shows a negative linear association.
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find the equation for the least squares regression line of the data des…
The least squares regression line is \( y = -25.74x + 1113.20 \) (rounded to the nearest thousandth for coefficients). (Note: Depending on rounding precision during intermediate s…
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identify the type of sampling used: random, systematic, convenience, st…
A. Systematic
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click to read the passage from the perils of indifference, by elie wies…
B. Personal experience
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the accompanying data are 45 commute times to work in minutes for worke…
To solve this, we first need the actual commute time data (which is referenced as "Click the icon to view the commute times" but not provided here). However, the general process t…
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a teacher put all her students quiz scores up on the representation bel…
60 - 69
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based on the two data sets represented below, complete the following se…
The median of Data Set T is greater than the median of Data Set U. The maximum of Data Set T is greater than the maximum of Data Set U.
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james conducted an experiment with 4 possible outcomes. he determined t…
B. completing the experiment many more times and combining the results to the trials already done
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pablo is reading a book about birds. according to his book, the median …
The ostriches studied typically weighed \(\boldsymbol{\text{more than}}\) the emus. Also, the ostriches had \(\boldsymbol{\text{more}}\) variability in weight compared to the emus.
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question the box-and-whisker plot below represents some data set. what …
75%
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the annual profits for a company are given in the following table, wher…
The linear regression equation is \(y = 12.70x + 47.40\) (rounded to nearest hundredth), and the projected profit for 2021 is \(\boxed{200}\) (in thousands of dollars).
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complete the sentence with the word that best fits the overall meaning …
imploring
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grammar skills content page 9 of 10 question 9 10 points read the sente…
A. were mailed
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question 17 of 20 : select the best answer for the question 17. suppose…
B. overdraft
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read the paragraph. the event lasted two days and was even more success…
It introduces the topic of the text by providing a direct object.
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read this sentence from passage 1. \he lifted a goblet of creamy milk t…
C. solidified
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each quiz is worth 20 points. no back tracking to change answers. no la…
B. Physical and perceptual features are analyzed in the process of shallow processing. (Note: Assuming the option with this text is the correct one; adjust identifier if needed ba…
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we recommend using the desmos graphing calculator. answers have 5% tole…
Approximately \( 26.2 \) (accept values within 5% tolerance, so values around 24.9 - 27.5 are acceptable)
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famous test—and showed how t is broken by will oremus 18 whether machin…
A. by recounting how the Turing test works and the rationale for developing it
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18 whether machines could actually think, turing believed, was a questi…
A. Only Passage 2 states that the Turing test is currently receiving valid criticism from experts.
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6. how can looking at a graph help when planning future actions based o…
a. it allows seeing patterns that can guide predictions or decisions
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1 they needed a new king in the country of phrygia in asia and there wa…
B. It reveals the surprising extent of Midas’s greed.
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we recommend using the desmos graphing calculator. answers have 5% tole…
Approximately \( 135 \) (or within the range 129 - 142 due to 5% tolerance)
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select the word from passage 1 that comes from a greek root word meanin…
metropolis