Question

For a certain data set we have a mean of 100, a median of 95, and a standard deviation of 25. What is the z-score for the data point 138?

Answer 1

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Answer 2

Answer:

1.52

Step-by-step explanation:

Mean = 100

SD = 25

Random Value 138

z-score = x-X/s

x(Random Value)

X (Mean)

s (Standard Dev)

z-score = 138-100/25

=38/25

= 1.52