Question

end of topic quizzes are a series of multiple choice questions that allow you to demonstrate your understanding of this topics content. you have 0 attempts left on your end of topic quiz. question 1 1 point the retirement age for nfl players follows an approximately normal distribution with a mean age of 33 years and a standard deviation of 2.5 years. what is the z - score of an nfl player who retires when they are 37 years old? -1.6 1.6 4 -4

Explanation:

Step1: Recall z - score formula

The z - score formula is $z=\frac{x-\mu}{\sigma}$, where $x$ is the value from the data set, $\mu$ is the mean, and $\sigma$ is the standard deviation.

Step2: Identify values

We are given that $\mu = 33$, $\sigma=2.5$, and $x = 37$.

Step3: Substitute values into formula

$z=\frac{37 - 33}{2.5}=\frac{4}{2.5}=1.6$

Answer:

1.6