Stats quiz 3.docx - Question 1 0.5 out of 0.5 points What is the median of the following set of first-time statistics students ages 18 18 18 19 19 19 19

Stats quiz 3.docx - Question 1 0.5 out of 0.5 points What...

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Question 1 0.5 out of 0.5 points What is the median of the following set of first-time statistics students’ ages: 18, 18, 18, 19, 19, 19, 19, 20, 22, 22, 23, 23, 23, 24, 25, 26, 26, 29, 33, 64? Selected Answer: 22. 5 Question 2 0.5 out of 0.5 points Calculate the mean for these data: 2, 2, 3, 3, 4, 6 Selected Answer: 3.3 3 Question 3 0.5 out of 0.5 points A researcher asked respondents for their ages. She obtained this data: Subject’s age: 21, 22, 19, 23, 51, 65, 25, 24, 30, 22, 24, 28, 26, 22, 27 What is the mode for this set of data? Selected Answer: 2 2 Question 4 0.5 out of 0.5 points Which measure of central tendency is appropriate for the following data? Gender – N = 696, 255 (37%) male (coded as 0 in database) and 441 (63%) female (coded as
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1 in database) Selected Answer: Mode = 1 or female Question 5 0.5 out of 0.5 points A researcher asked respondents to list their ages. She obtained the following data: Subject’s age: 21, 22, 19, 23, 51, 65, 25, 24, 30, 22, 24, 28, 26, 22, 27 What is the median for this set of data? Selected Answer: 2 4 Question 6 0.5 out of 0.5 points What is the first thing you would do to calculate the median for these data? 1, 6, 13, 2, 5, 3, 27, 4 Selected Answer: Arrange the numbers in order. Question 7 0.5 out of 0.5 points A researcher asked his respondents for their education level. He obtained this data: Data – Education in 4 categories: less than HS, HS diploma or GED, Associate or Baccalaureate degree, Graduate degree (MS or doctorate): See table below Education Category N % less than HS 6 20
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HS diploma or GED 12 40 Associate or Baccalaureate degree 10 33 Graduate degree (MS or doctorate) 2 7 What is the mode for this data? Selected Answer: High School Diploma or GED Question 8 0.5 out of 0.5 points A researcher asked respondents for their ages. She obtained the following data: Subject’s age: 21, 22, 19, 23, 51, 65, 25, 24, 30, 22, 24, 28, 26, 22, 27 What is the mean for this set of data? Selected Answer: 28.6 Answer Feedback: unable to determine from the information provided Question 9 0.5 out of 0.5 points What is the best measure of central tendency for this interval level data set? 3, 4, 5, 6, 6, 6, 7, 8, 8, 8, 10 Selected Answer: me an Question 10
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0.5 out of 0.5 points For this distribution of interval level data, calculate the appropriate measure of central tendency: 1, 1, 2, 2, 2, 2, 2, 3, 7, 9, 10, 14, 14, 14, 14, 14, 17 Selected Answer: modes = 2 and 14 Question 11 0.5 out of 0.5 points A researcher asked his respondents for their education level. He obtained this data: Data – Education in 4 categories: less than HS, HS diploma or GED, Associate or Baccalaureate degree, Graduate degree (MS or doctorate): See table below Education Category N % less than HS 6 20 HS diploma or GED 12 40 Associate or Baccalaureate degree 10 33 Graduate degree (MS or doctorate) 2 7 What is the standard deviation for this data?
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