A Sample of N = 25 Individuals Is Selected from a Population

question 70

Multiple Choice

A sample of n = 25 individuals is selected from a population with µ = 80,and a treatment is administered to the sample.What is expected if the treatment has no effect?

• A)The sample mean after the treatment should be very different from 80 and should lead you to reject the null hypothesis.
• B)The sample mean after the treatment should be very different from 80 and should lead you to fail to reject the null hypothesis.
• C)The sample mean after the treatment should be close to 80 and should lead you to reject the null hypothesis.
• D)The sample mean after the treatment should be close 80 and should lead you to fail to reject the null hypothesis.

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Definitions:

M-iodobenzoic Acid

An iodinated benzoic acid derivative, specifically with the iodine atom in the meta position relative to the carboxyl group, used in organic synthesis.

Compound Name

The unique name given to a chemical substance based on systematic rules set by the International Union of Pure and Applied Chemistry (IUPAC).

Trichlorobenzene Isomers

Compounds with the chemical formula C6H3Cl3, consisting of a benzene ring substituted with three chlorine atoms, existing in different structural configurations.

Aromatic

Refers to organic compounds that contain one or more benzene rings in their structure, characterized by their stability and aromaticity.