The average age for the viewers of a certain TV show is 28 years old with a standard deviation of 4. What is the z-score of a viewer who is 21 years old? Please hurry - QAmmunity.org

The average age for the viewers of a certain TV show is 28 years old with a standard deviation of 4. What is the z-score of a viewer who is 21 years old? Please hurry

asked Oct 1, 2021 138k views

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