Assume That a Hypothesis Test of the Given Claim Will $$\sigma = 14.7$$

question 109

Multiple Choice

Assume that a hypothesis test of the given claim will be conducted. Identify the type I or type II error for the test
-The principal of a middle school claims that test scores of the seventh-graders at his school vary less than the test scores of seventh-graders at a neighboring school, which have variation described by $$\sigma = 14.7$$ Identify the type I error for the test.

• A)The error of rejecting the claim that the standard deviation is less than 14.7 when it really is less than 14.7.
• B)The error of failing to reject the claim that the standard deviation is at least 14.7 when it is actually less than 14.7.
• C)The error of rejecting the claim that the standard deviation is at least 14.7 when it really is at least 14.7.

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Definitions:

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.

Nonverbal Communication

The transmission of messages or information through means other than verbal language, including body language, gestures, and facial expressions.