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Question1 A survey was conducted from a random sample of 8225 Americans, and one Selecd variable that was recorded for each participant was their answer to the question, How old are you? 1o points The mean of this data was found to be 42, while the median was 37. What does this tell you about the shape of this distribution? A. O It is symmetric. B. O It is skewed left. C. There is not enough information. D. O It is skewed right. Question2 The boxplots below show the number of marshmallows in a bag, as estimated Select one ansver. by students in two elementary school classes. 1o points 250

200 175 一一 150 125 100 75 50 25 Ms. Apples Class Ms. Bananas Class Which class has more students?? A. Ms. Apples class B. Ms. Bananas class C. Both classes have the same number of students. D. It is impossible to tell from the boxplots.
Question 3 Select one answer. The boxplots below display annual incomes (in thousands of dollars) of households in two cities. 10 points Statstown Medianville 02040 60 80100120 140 Annual Income Which city has greater variability in income? А. .: Statstovn B. Medianville C. @l Both cities have the same variability in income. D. ○ It is impossible to tell from the boxplots

Question 4 The boxplots below show the real estate values of single-family homes in two Select one answer neighboring cities (in thousands of dollars). 10 points Community TinyTown BigBurom 20 40 60 80100 120140 45 85 110 Real Estate Values (Thousands of Dollars) Which city has the greater percentage of households with real estate values above $85,000? A. Tinytown B. Bigburg
in ing Community 20 4060 80 100 120 140 45 85 110 Real Estate Values (Thousands of Dollars) Which city has the greater percentage of households with real estate values above $85,000? A. Tinytown B. Bigburg C. Both cities have the same percentage of households with real estate values above $85.000. D. It is impossible to tell from the boxplots. uestion
Question 5 The boxplots below show the real estate values of single-family homes in two Select one answer. neighboring cities (in thousands of dollars). 10 points Community TinyTown 20 40 60 80100 120140 45 85 110 Real Estate Values (Thousands of Dollars) Which city has a greater percentage of homes with real estate values between 55.000 dollars and 85,000 dollars?
Countdown: Days:-2 lime:-11:20:42 BigBurg 20 40 60 80100120 140 45 85 110 Real Estate Values (Thousands of Dollars) Which city has a greater pereentage of homes with real estate values between 55.o00 dollars and 85,000 dollars? A Tinytown B. BigBurg C. Both cities have the same percentage of homes with real estate values between 55,000 dollars and 85.000 dollars D. It is impossible to tell from the boxplots.
Question 6 Based on the results of a nation-wide study, the number of contacts programmed into cell phones are summarized on the following boxplot:10 points 25 50 75 100 125 150 175 200 225 Which of the following is true about this data? A. The lowest observation is an outlier. B. The highest observation is an outlier. C. The data is skewed left. D. i: The data is skewed right. E. There are no outliers. Question 7
Question 7 Based on the results of a nationwide study, the number of contacts into cell phones are summarized on the following boxplot:10 points 0 25 50 75100 125 150175 200 225 Which interval contains the greatest amount of data? A. oo-50 B. 50-100 C. O 75-125 D. 125 175 E. It is impossible to tell.
Question 8 Select one answer. Based on the results of a nationwide study, the number of contacts into cell phones are summarized on the following boxplot:10 points 25 50 75 100 125 150 175 200 225 Choose the correct label for the point on the boxplot represented by the question mark: A. Minimum C. Median D. Q3 E. Maximum
Question d9 In June 2017, a survey was conducted in which a random sample of 1444 U.S. Select one amswer. adults was asked the following question: In 1973 the Roe versus Wade decision established a womans constitutional right to an abortion, at least in the first three months of pregnancy. Would you like to see the Supreme Court completely o points overturn its Roe versus Wade decision, or not? The results were: Yes-2696, No-67%, Unsure-7% Which of the following is true about this scenario? A. O 26%, 67%, and 796 are all parameters. B. ® 2696, 6796, and 7% are all statistics. C. D If another random sample of size 1444 U.S. adults were to be chosen, we would expect to get the exact same distribution of answers. Question 10 The distribution of the amount of money spent by students on textbooks in a Type aumbers in the botes. semester is approximately normal in shape with a mean of 324 and a standard deviation of 25 Part i s ponts ay Part 2: 5 points 10 According to the standard deviation rule, approximately 99.7% of the students spent between s and $ on textbooks in a semester.
Question 11 The distribution of IQ (Intelligence Quotient) is approximately normal inType numbers in the boxes shape with a mean of 100 and a standard deviation of 12. 10 points According to the standard deviation rule not round. 96 of people have an IQ between 76 and i24. Do Question 12 The distribution of IQ (Intelligence Quotient) is approximately normal in TPe numbers in shape with a mean of 100 and a standard deviation of 19. o points According to the standard deviation rule, only of people have an IQ over 119. Question 13 bers in the boxes The distribution of the amount of money spent by students on textbooks in a Tpe num semester is approximately normal in shape with a mean of: u- 421 and aso points standard deviation of: σ :22. According tothe standard deviation rule, almost 2.5% of the students spent more than what amount of money on textbooks in a semester?
Answer in order please thank you.
math   Statistics-And-Probability   
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Answer #1

1.

C. There is not enough information

2.

D. It is impossible to tell from the boxes

3.

A. Statstown

4.

A. Both cities have the same percentage

5.

A. Tinytown

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