Answered

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For a population with μ = 60 , X=81, and σ = 12. Find the z-score for 81.

Sagot :

MrRoyal

The z-score for 81 is 1.75

How to determine the z-score for 81?

The given parameters are:

μ = 60 , X=81, and σ = 12

The z scores is calculated using:

[tex]z = \frac{x - \mu}{\sigma}[/tex]

Substitute the given values

[tex]z = \frac{81 - 60}{12}[/tex]

Evaluate the difference

[tex]z = \frac{21}{12}[/tex]

Simplify

z = 1.75

Hence, the z-score for 81 is 1.75

Read more about z-scores at:

https://brainly.com/question/25638875

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