Question C.1: A normal distribution has a mean of 20 and a standard deviat......
A normal distribution has a mean of 20 and a standard deviation of 2. What is the z value of 17.5?
Step-by-Step
x = 17.5
μ = 20
σ = 2
Using the formula for z, we find:
z\,=\,{\frac{x-\mu}{\sigma}}\\ z\,={\frac{17.5-20}{2}}\,=\,-1.25Related Answered Questions
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