Janet Saw on the News That a Family of Seven

question 48

Multiple Choice

Janet saw on the news that a family of seven perished in a house fire-it was also revealed that the house did not have smoke detectors.As a result,she developed a persuasive speech stating that such tragedy can be avoided with the simple installation of a smoke detector in everyone's house.Janet was using which kind of proposition as her central idea?

• A)proposition of value
• B)proposition of fact
• C)proposition of policy
• D)proposition of action

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Definitions:

Type II Error

The error that occurs when a false null hypothesis is not rejected, also known as a "false negative" finding.

Population Mean

The average value of a property of the members of a population, which is a comprehensive collection of individuals or objects studied.

Null Hypothesis

A statement used in statistical testing that proposes there is no significant effect or difference, and any observed variation is due to chance.

Power of a Test

The power of a test refers to the probability that the test correctly rejects a false null hypothesis, essentially measuring the test's ability to detect an effect or difference when there is one.