Two Percent of the Parts Produced by a Machine Are

question 42

Short Answer

Two percent of the parts produced by a machine are defective. Twenty parts are selected at random. Use the binomial probability tables to answer the following questions.
a.What is the probability that exactly 3 parts will be defective?
b.What is the probability that the number of defective parts will be more than 2 but fewer than 6?
c.What is the probability that fewer than 4 parts will be defective?
d.What is the expected number of defective parts?
e.What is the variance for the number of defective parts?

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Definitions:

Emotionally Charged Messages

Communications that evoke strong feelings, either positive or negative, from the receiver.

Communication Model

A framework for understanding how messages are sent, received, and processed between communicators.

Information Flows

The movement or transfer of information within an organization, which can be upward, downward, or lateral, affecting decision-making and coordination.

Channels

Pathways or mediums through which information, goods, or services are delivered from a sender to a receiver.