Problem

Question 7 of 29
If a normal distribution has a mean of 104 and a standard deviation of 4 , what is the z-score for a value of 110 ?
A. 0.5
B. 2
C. 1
D. 1.5

Answer

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Answer

z=1.5

Steps

Step 1 :Given a normal distribution with mean μ=104 and standard deviation σ=4, we want to find the z-score for a value of x=110.

Step 2 :Use the z-score formula: z=xμσ

Step 3 :Plug in the values: z=1101044

Step 4 :Calculate the z-score: z=64=1.5

Step 5 :z=1.5

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