For a population with µ = 80 and σ = 10,what is the z-score corresponding to X = 95?
A)+0.25
B)+0.50
C)+0.75
D)+1.50

Name: For a population with µ = 80 and σ = 10,what is the z-score corresponding to X = 95? A)+0.25 B)+0.50 C)+0.75 D)+1.50
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Question

For a population with µ = 80 and σ = 10,what is the z-score corresponding to X = 95?​
A)​+0.25
B)​+0.50
C)​+0.75
D)​+1.50

Quizplus · Accepted Answer

The formula for calculating a z-score is:

z = (X - µ) / σ

Substituting the given values:

z = (95 - 80) / 10
z = 1.5

Therefore, the z-score corresponding to X = 95 is +1.50, which is option D.

For a Population with µ = 80 and σ =