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Instruction 6-4
John has two jobs.For daytime work at a jewelry store he is paid $15,000 per month,plus a commission.His monthly commission is normally distributed with mean $10,000 and standard deviation $2,000.At night he works as a waiter,for which his monthly income is normally distributed with mean $1,000 and standard deviation $300.John's income levels from these two sources are independent of each other.
-Referring to Instruction 6-4,for a given month,what is the probability that John's income as a waiter is between $700 and $1,600?
Non-Hispanic White
A demographic group often used in the United States for those who identify as White and do not have a Hispanic or Latino cultural background.
African American
A term used to describe African descent individuals, particularly in the United States, who have a family history or cultural lineage linked to Africa.
American Indian
Indigenous peoples of the United States, also referred to as Native Americans, with distinct cultures, histories, and governments.
Cognitive Dissonance
The mental discomfort experienced by a person who holds two or more contradictory beliefs, ideas, or values at the same time.
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