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An Instructor Is Evaluating the Performance of Students on a Test.He

Question 18

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An instructor is evaluating the performance of students on a test.He records the number of points that each student missed and created a frequency distribution.This is provided below: An instructor is evaluating the performance of students on a test.He records the number of points that each student missed and created a frequency distribution.This is provided below: What is the variance for this population? A) 11.43 B) 135.17 C) 130.67 D) 180.67 E) 198.07
What is the variance for this population?


A) 11.43
B) 135.17
C) 130.67
D) 180.67
E) 198.07

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