Class A had a mean score of 7.3 and a standard deviation of 0.5 Class B had a mean score of 8.4 and a standard deviation of 0.2 Which class scored better on average? Select an answer Class A Class B
Class A had a mean score of 7.3 and a standard deviation of 0.5 Class B had a mean score of 8.4 and a standard deviation of 0.2 Which class scored better on average? Select an answer Class A Class B
Essentials Of Investments
11th Edition
ISBN:9781260013924
Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Chapter1: Investments: Background And Issues
Section: Chapter Questions
Problem 1PS
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Class A had a mean score of 7.3 and a standard deviation of 0.5
Class B had a mean score of 8.4 and a standard deviation of 0.2
Which class scored better on average? Select an answer Class A Class B
Expert Solution
Step 1
The mean score is computed by dividing the total score of the class by the number of students in the class. This figure is also called the average. The higher the average the better it is.
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