Data Set 5-2: 5, 3, 9, 7, 6
-A raw score of 5 in Data Set 5-2 has a z score of
A) -0.05
B) -0.5
C) 0.45
D) -0.45.

Name: Data Set 5-2: 5, 3, 9, 7, 6 -A raw score of 5 in Data Set 5-2 has a z score of A) -0.05 B) -0.5 C) 0.45 D) -0.45.
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Question

Quizplus · Accepted Answer

To calculate the z-score, use the formula: z = (X - μ) / σ. The mean (μ) of the data set is 6, and the standard deviation (σ) is approximately 2. The z-score for a raw score of 5 is (5 - 6) / 2 = -0.5.