The Records of a Department Store Show That 20% of Its

question 118

Short Answer

The records of a department store show that 20% of its customers who make a purchase return the merchandise in order to exchange it. In the next six purchases,
a.what is the probability that three customers will return the merchandise for exchange?
b.what is the probability that four customers will return the merchandise for exchange?
c.what is the probability that none of the customers will return the merchandise for exchange?

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Definitions:

Career Interest

Refers to the specific professions or fields a person feels drawn to or passionate about pursuing.

Lesbian

A woman who is romantically or sexually attracted to other women.

Bisexual Couples

refers to romantic or marital partnerships where one or both individuals identify as bisexual, being attracted to both their own gender and other genders.

Breadwinner Role

The expectation or role of a person (traditionally men in many societies) to be the primary provider of financial support for a family.