(01.03 LC) The data for numbers of times per week 20 students at Stackamole High eat vegetables are shown below: Part A: Describe the dotplot. (4 points) Part B: What, if any, are the outliers in these data? Show your work. (3 points) Part C: What is the best measure of center for these data? Explain your reasoning. (3 points) (10 points)
Read Details(02.01 LC) An online article about an opinion poll says that “41% of Americans own a gun.” The poll is based on online survey interviews with 2,700 adults randomly chosen from a numbered list of 750,000 responses from around the United States, excluding New England states. Part A: What is the population and sample in this poll? (3 points) Part B: What type of sampling is used? (3 points) Part C: Are there any sources of bias present? Explain. (4 points) (10 points)
Read Details(01.02 MC) The following table shows the number of hours some high school students in 2 cities spend searching the Internet each week: City A 35 36 35 34 35 38 36 36 38 City B 22 20 50 25 24 65 25 26 24 Part A: Create a five-number summary and calculate the interquartile range for the two sets of data. (6 points) Part B: What is the best measure of center? Justify your answer. (4 points) (10 points)
Read Details(01.03 LC) The data for numbers of times per week 18 students at Whackamole High eat meat are shown below: Part A: Describe the dotplot. (4 points) Part B: What, if any, are the outliers in these data? Show your work. (3 points) Part C: What is the best measure of center for these data? Explain your reasoning. (3 points) (10 points)
Read Details(01.06 MC) The following data show the scores Gina obtained on 12 IQ tests: 93, 83, 74, 74, 83, 92, 93, 94, 90, 87, 83, 86 The box plot below represents these data: Which of the following is shown incorrectly in the box plot? (4 points)
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