Which of the Following Set of Hypotheses Is Used to Test

question 102

Multiple Choice

Which of the following set of hypotheses is used to test if the mean of the first population is smaller than the mean of the second population, using matched-paired sampling?

• A) H₀: µ₁ - µ₂ ≤ 0, H_A: µ₁ - µ₂ > 0
• B) H₀: µ₁ - µ₂ ≥ 0, H_A: µ₁ - µ₂ < 0
• C) H₀: µ_D ≤ 0, H_A: µ_D > 0
• D) H₀: µ_D ≥ 0, H_A: µ_D < 0

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Definitions:

Generalizability

The extent to which findings from a study or research can be applied to broader contexts or with different groups.

Reliability

Degree of consistency in a measurement— that is, the extent to which it yields accurate measurements of a phenomenon across several trials, across different populations, and in different forms.

Inter-rater Reliability

The degree to which different observers or raters consistently assess the same phenomenon or outcome.

Inter-judge Reliability

The level of agreement or consistency between different judges or raters measuring the same phenomenon.