Apply the 68-95-99.7 Rule to Answer the Question

question 13

Multiple Choice

Apply the 68-95-99.7 rule to answer the question.
-The amount of Jen's monthly phone bill is normally distributed with a mean of $78 and a standard deviation of $10. What percentage of her phone bills are between $48 and $108?

• A)99.9%
• B)95%
• C)68%
• D)99.7%

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Definitions:

African-American Women

Women of African descent living in America, who have a unique cultural, social, and historical identity.

American Indian Men

Refers to male individuals who are members of the indigenous peoples of the Americas.

Caucasian Women

Caucasian women refer to females of European descent or those identified with the white racial group.

DSM

The Diagnostic and Statistical Manual of Mental Disorders, a handbook used by healthcare professionals as the authoritative guide to the diagnosis of mental disorders.