An analyst wants to compare a student's test performance to the overall performance of other students. Which of the following statistical methods would be best for this comparison?

The correct answer is B. Z-score. A Z-score measures how many standard deviations a student's score is from the mean, allowing comparison of individual performance to the overall group.

Data Analysis

Question

Options

Ap-value
BZ-score
Ct-test
DCorrelation

How the community answered

(42 responses)

A
7% (3)
B
88% (37)
C
2% (1)
D
2% (1)

Explanation

A Z-score measures how many standard deviations a student's score is from the mean, allowing comparison of individual performance to the overall group.

Topics

#Statistical methods#Z-score#Data comparison#Performance analysis

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