Ten Percent of the Items Produced by a Machine Are

question 85

Short Answer

Ten percent of the items produced by a machine are defective. Out of 15 items chosen at random,
a.what is the probability that exactly 3 items will be defective?
b.what is the probability that less than 3 items will be defective?
c.what is the probability that exactly 11 items will be non-defective?

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Definitions:

Stepchildren

Children from a previous relationship of one's spouse or partner, not biologically one's own but part of the family dynamic through marriage or partnership.

Religion

A set of beliefs concerning the cause, nature, and purpose of the universe, especially when considered as the creation of a superhuman agency or agencies, usually involving devotional and ritual observances.

Social Classes

Distinct groups in society distinguished by levels of wealth, influence, status, or other factors that determine their access to resources and power.

Housework

Encompasses domestic tasks such as cleaning, cooking, and managing household maintenance, traditionally considered the responsibility of members within a household.