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2. The following are the scores of two groups of students who took the make-up test in Statistics Group B Group A 62 75 58 72 65 35 43 53 72 66 Find the following measurement for each group and answer the preceding questions. a. mean b. standard deviation c. standard error of mean d. coefficient of variation e. Answer the following i. Which group performed better in the test? ii. Which group shows more variability in scores? iii. Which group has a more uniform set of scores?

2. The following are the scores of two groups of students who took the make-up test in Statistics Group B Group A 62 75 58 72 65 35 43 53 72 66 Find the following measurement for each group and answer the preceding questions. a. mean b. standard deviation c. standard error of mean d. coefficient of variation e. Answer the following i. Which group performed better in the test? ii. Which group shows more variability in scores? iii. Which group has a more uniform set of scores?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Answer the coefficient variation only.
2. The following are the scores of two groups of students who took the make-up test in Statistics Group B Group A 62 75 58 72 65 35 43 53 72 66 Find the following measurement for each group and answer the preceding questions. a. mean b. standard deviation c. standard error of mean d. coefficient of variation e. Answer the following į. Which group performed better in the test? ii. Which group shows more variability in scores? iii. Which group has a more uniform set of scores?
Transcribed Image Text:2. The following are the scores of two groups of students who took the make-up test in Statistics Group B Group A 62 75 58 72 65 35 43 53 72 66 Find the following measurement for each group and answer the preceding questions. a. mean b. standard deviation c. standard error of mean d. coefficient of variation e. Answer the following į. Which group performed better in the test? ii. Which group shows more variability in scores? iii. Which group has a more uniform set of scores?
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