We Have Created a 90% Confidence Interval for M with the Result

question 167

Multiple Choice

We have created a 90% confidence interval for m with the result (25, 32) . What conclusion will we make if we test H ₀: m = 28 vs. H ₁: m ¹ 28 at a = 0.10 ?

• A)Reject H ₀ in favor of H ₁.
• B)Accept H ₀ in favor of H ₁.
• C)Fail to reject H ₀ in favor of H ₁.
• D)We cannot tell from the information given.

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Definitions:

Staring

Fixing one's gaze on someone or something for a long period, often in a manner that can be perceived as intense or aggressive.

Confounding Variable

An outside influence that changes the effect of a dependent and independent variable being examined in an experimental or observational study.

Independent Variable

A variable in an experiment that is manipulated or changed by the researcher to observe its effects on the dependent variable.

Covaries

When two variables change in relation to each other, suggesting a potential relationship or correlation between the two.