统计与概率
数据分析、概率分布、假设检验与统计方法。
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divide: $1.562 \\div 0.11$ $14.21$ $1.42$ $14.2$ $24.2$
14.2
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on-time shipping a large mail-order company advertises that it ships 90…
1. Mean of the sampling distribution of $\hat{p}$: $0.90$ 2. Standard deviation of the sampling distribution of $\hat{p}$: $0.03$ 3. Interpretation: For simple random samples of 1…
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add: 2.134 + 345.04 366.838 347.178 366.174 347.174
347.174
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oor, and, each taking a book from a pile laid ready on the porch, passe…
rudeness
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sal is delivering pizza orders to three different houses. what is the t…
9.76 lb
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a pure democracy... can admit of no cure for the mischiefs of faction..…
C. People are best represented by a few politicians chosen to voice their issues.
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jana is running a 10k race. she starts out at a steady pace and then sl…
The teal - colored graph (the bottom - most graph in the provided image) best represents the situation.
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which of the following is an example of how separation of powers create…
D. The president threatens to issue an executive order to address climate concerns if Congress continues to refuse to take action.
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on-time shipping a large mail-order company advertises that it ships 90…
1. Mean of the sampling distribution of $\hat{p}$: $0.90$ 2. Standard deviation of the sampling distribution of $\hat{p}$: $0.03$ 3. Interpretation: For simple random samples of 1…
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what does the word \prolonged\ mean as used in the sentence: \there was…
C. Drawn - out
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in the line, \the man in the doorway struck a match and lit his cigar. …
B. Sharp and observant
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john wants to know how many boxes of paper are available in his company…
1. John's calculation: add 2. Friends' bill calculation: make conversion factor 3. Chester's weight loss calculation: subtract 4. Lawn service earnings calculation: use conversion…
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pregunta 7 (5 puntos) the ____ is where long - term financial assets ar…
: Diversification is the practice of spreading investments to reduce risk, which aligns with the definition.
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narrative poem reading log: directions: follow the steps 1. step one: s…
To complete the reading log for the poem "Falling Up" by Shel Silverstein, we analyze the denotation and connotation: ### Denotation (What it is) Let's choose "Diction (word choic…
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suppose we ride over and take a look at the spot. he smiled at her litt…
2. straightforward and simple
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answer the question below. type your response in the space provided. al…
25
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which number is closest to 5,374? 50 500 5,000 50,000
5,000
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capitulo 4a fecha a ver si recuerdas... es una fiesta a. look at the dr…
### Part A (Describing Actions at a Birthday Party) To solve this, we analyze each drawing and use the present progressive in Spanish (**estar + gerundio**) to describe the action…
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the table shows the results of a survey at a local school. the survey a…
| | Pack a Lunch | Buy Lunch | Total | |---------------|--------------|-----------|-------| | 7th graders | 18 | 27 | 45 | | 8th graders | 23 | 35 | 58 | | Total | 41 | 62 | 103 |
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which of the scatterplots to the right show a) little or no association…
C. 1 and 4
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which of the scatterplots to the right show a) little or no association…
C. 1 and 4
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comparing rates of change the distance, in feet, two boys travel per se…
The difference in their rates of change is 1 foot per second.
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analyzing a table to determine the type of function this table shows da…
The elevation is a nonlinear function because it does not have a constant rate of change.
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alex pondered the situation. his neighbors new kitten, madge, had manag…
1. gallant
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review the passage. the hyperbole is shown in bold. true!—nervous—very,…
It produces a feeling of madness.
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exponential growth and decay worksheet 1. $y = 1200 \\cdot (1 + 0.3)^t$…
Exponential Growth #### B. Initial Value
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multiple choice question when you are presenting your speech to an audi…
C. cite your sources orally
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multiple choice question you have decided to take up running. you have …
O testimony
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convertible: y = 35x what is the convertible’s speed? find the rate of …
45
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6. the author states that \china has upped the ante, overtaking the u.s…
A. Intensified the competition ### Question 7
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true or false question statistics cannot be distorted or manipulated. t…
False
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select all that apply which two statements about using statistics in a …
A. They can be used to show the seriousness of an issue. B. They can be an effective way to clarify and support ideas.
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social science. this passage is adapted from the book down on the batur…
B. He designed and built a flatboat that could carry cargo up the Mississippi River. ### Question 12
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compare the rates of the two vehicles. the rate of change of the limous…
First dropdown: greater than, Second dropdown: (assuming the other is convertible, but based on calculation, the rate of change of limousine is greater than the other. So the firs…
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the image shows a graph with x - axis labeled hours, x and y - axis lab…
The rate of change of the line (miles per hour) is 40.
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select all that apply which three questions should you answer \yes\ to …
- Are my numbers from reliable sources? - Do I use statistics to quantify my ideas? - Do I relate the statistics to the audience?
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review the passage. the simile is shown in bold. as i was waiting, a ma…
B. It highlights Long John's impressive physical stature.
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for each of the situations below, choose the action that will make the …
1. Steve's calculation: make conversion factor 2. Gavin's calculation: subtract 3. Alyssa's calculation: add 4. Teacher's calculation: make conversion factor
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multiple choice question darrell huff, author of how to lie with statis…
do not lie
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multiple choice question statistics are similar to ______ in that they …
brief examples
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review the passage. the personification is shown in bold. little waterf…
It creates a peaceful atmosphere.
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tank a: y = 900 - 11x; tank b: (table with minutes, x and water in tank…
900
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select all that apply when using a hypothetical example in a speech, it…
- statistics - testimony
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review the passage. the simile is shown in bold. if you could slice dee…
It illustrates that the earth's crust is fragmented.
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2. noruzi indicates that each of the six books mentioned in the second …
J. unique style of illustration. ### Question 3 - We look for the part of the passage where Maktabi describes his professional work. We check the descriptions related to painter, …
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for each of the situations below, choose the action that will make the …
1. Chester's calculation: subtract 2. Scientist's calculation: make conversion factor 3. Susannah's calculation: make conversion factor 4. Tyrone's calculation: add
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passage 1 literary narrative: this passage is adapted from the essay \i…
C. describe what is moving and inspiring to her about two of her favorite children's books from Iran.
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the first computerized spreadsheet, dan bricklins visicalc, improved fi…
A. adjustments prior
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the driver again took his seat, and shaking his reins, started off at a…
It creates a suspenseful and scary tone.
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review the passage. the hyperbole is shown in bold. \aint you thinkin w…
It suggests that it is fruitless to think too much about the future.
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review the passage. the simile is shown in bold. mrs. sylvester was the…
It helps the reader imagine Mrs. Slyvester's voice.
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part b explain what |-150| means in this situation.
El símbolo \( | - 150| \) representa el **valor absoluto** de \(-150\). Geométricamente, en la recta numérica, el valor absoluto de un número es la **distancia** de ese número al …
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6. sebastian recorded the price of gas each month for 12 months. a. dra…
### Part (a) To draw the trend line, we want to draw a line that best represents the general direction of the data points. We can visually estimate a line that passes through or n…
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review the passage. the simile is shown in bold. mrs. sylvester was the…
It helps the reader imagine Mrs. Slyvester's voice.
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in a time without film or television or recorded music, live performanc…
It implies that composers were held in high regard.
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this scatter plot shows the average wait times for customers and the nu…
5
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we use class boundaries to avoid ______ between the bars when construct…
Gaps
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4 the table shows the time it took two athletes to run different races.…
Ellen ran faster.
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4 the table shows the time it took two athletes to run different races.…
Ellen ran faster.
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exponential decay functions ginny is studying a population of frogs. sh…
\( f(x) = 1,200(0.97)^x \) (the last option)
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practical math semester test, part 2 answer the questions. when you hav…
### Part (a): Five - number summary # Explanation: ## Step 1: Order the data First, we order the data set \(15, 27, 28, 34, 42, 52\) from least to greatest. ## Step 2: Find the mi…
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2/9 what is a key difference between a histogram and a vertical bar gra…
2. Histograms have no gaps between bars, unlike vertical bar graphs.
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1/9 what is a histogram primarily used for? 1 displaying data over time…
4. Providing a visual representation of a data frequency distribution.
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13. the ratio of doves to parrots in a cage is 3 to 8. if there are 44 …
32
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the principal of a school would like to know whether smoking is an issu…
Response Bias
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practice subtracting integers in the situations below. 1. taylor has $2…
The new balance is \(-\$8\) (or the equation is \( B = 27 - 35 \) with solution \( B = -8 \)).
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the value of a car is $15,000 and depreciates at a rate of 8% per year.…
D. $y = 15,000(0.92)^x$
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hal is asked to write an exponential function to represent the value of…
0.98
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10. 4 out of 5 items were sold on the first day of a going out of busin…
384
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what is the a - value (or y - intercept) for the function: $f(x)=800(0.…
C. 800
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exponential decay functions a population of bacteria is treated with an…
\( f(x) = 5000(0.4)^x \), with a horizontal asymptote of \( y = 0 \)
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the equation $f(x) = 300(1.06)^x$ is being used to calculate the amount…
D. 6% growth
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exponential decay functions tennpo buys a new car for $20,000. the valu…
\( f(x) = 20,000(0.85)^x \) (the option corresponding to this function)
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the amount of cola in a soda machine decreases by a rate of 5% each hou…
f(h) = 75(.95)^h
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determine if the equation $y = 15(1.35)^t$ represents exponential growt…
A. Growth, because the scale factor is greater than 1
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what is the y - intercept? a = ------- what is the ratio? b = ------- w…
A=1; B=3 $f(x)=3^x$
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what is the ratio of this table? b=______ *how is the y changing? 1/2 4…
D. 2 *The y-values are doubling (multiplying by 2) with each increase in x.*
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select the correct answer. alice bought \\(\\frac{8}{9}\\) of a pound o…
D. \(\frac{5}{9}\)
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select the correct answer. john studied for 22.5 hours over a period of…
C. 6.4 hours
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x | f(x)=y -1 | 4/3 0 | 4 1 | 12 2 | 36 3 | 108 what is the y-intercept…
A=4; B=3 $f(x)=4 \cdot 3^x$ (matches the purple option)
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3/10 x | f(x)=y 0 | 5 1 | 10 2 | 20 3 | 40 4 | 80 what is the y-interce…
B. 5
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lesson 16 | session 3 3 vinh pays a convenience fee when he reserves mo…
The equation of the linear function is \( y=-2x + 14 \) (or equivalent in other forms like \( 2x+y=14 \)) ### Problem 3 (assuming typical values for movie tickets, e.g., let's say…
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read this example of incorrect sentence structure. heavy, black clouds …
Heavy, black clouds rushing in from the horizon mean a storm is coming.
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what is the mode? -2.793 -2.793 -2.793 -2.793 -2.793 -2.793 -2.793 -1.7…
$-2,793$
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lesson 16 | session 2 3 each day darnell buys a cup of soup and a salad…
\( x \) represents the number of ounces of the salad; \( y \) represents the total cost of Darnell’s lunch. The total cost of Darnell’s lunch (\( y \)) is a function of the number…
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read the paragraph. spring arrives suddenly. buds appear on the rosebus…
- by addressing the reader - by introducing a new idea - by combining ideas in a complex sentence
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read the passage from \marriage is a private affair\ by chinua achebe. …
A. A historical perspective would focus on arranged marriage being part of the culture at the time the story is set. A feminist perspective would focus on how arranged marriages t…
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practice interpreting a linear function study the example showing how t…
The rate of change is $2.5$ inches per hour. It represents the number of inches of snow that accumulate each hour after noon. ### Part b: Table Values and Linear Function with No …
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escribe \\(\\frac{3}{100}\\) como un decimal.
# Explicación: ## Paso1: Dividir numerador por denominador Realizar la división $\frac{3}{100}$ ## Paso2: Aplicar regla de divisiones por potencias de 10 Al dividir entre 100, se …
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source 1: brain breaks: what you need to know by amanda morin 1 what is…
[Essay] **The Power of Brain Breaks in Enhancing Student Learning** In today’s classrooms, where focus and productivity are vital for academic success, brain breaks have emerged a…
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a dishwasher uses the same number gallons of water for each load. the t…
The equation is \( g = 4.5n \)
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if the standard deviation is 3.5, the variance is what? 103.5 7 cannot …
12.25 (Option: 12.25)
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donna compró cuatro libros en una librería. aquí se muestran los precio…
$41.76$
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what is the mode of this set: 2,5,4,6,3,7,9,10 2,3,4,5,6,7,9,10 5.5 not…
A. 2,3,4,5,6,7,9,10
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if the data were arranged in an ordered set, the average of the items i…
mean
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isabel encontró tres pedazos de alambre en su cajón de 17, 10.8, 1.3 ¿c…
29.1 centímetros
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which term describes when a relation appears, but none exists? illusory…
Illusory Relation
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function $f$ gives the distance of a runner from the starting line $t$ …
A. $f(20) = 40$ B. $f(80) = f(40)$ E. $f(170) = 0$
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m5 - performance task - 8.f.a.2/3 - functions mr. and mrs. sanchez plan…
The equation **is a function** because every input value of $x$ (years) corresponds to exactly one output value of $y$ (account amount). It **is linear** because it can be rewritt…
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5. function r gives the number of miles run after t minutes. which equa…
B. $R(15) = R(25)$