The Next Questions Are Based on the Following Information

question 115

Multiple Choice

The Next Questions Are Based On The Following Information:
An accountant claims to be able to complete a standard tax return in under an hour.For a random sample of 24 tax returns,the accountant averaged 63.2 minutes with a standard deviation of 7.7 minutes.
-What are the appropriate null and alternative hypotheses?

• A)H₀ : μ = 60 and H₁ : μ ≠ 60
• B)H₀ : μ = 60 and H₁ : μ > 60
• C)H₀ : μ = 60 and H₁ : μ < 60
• D)H₀ : μ > 60 and H₁ : μ ≤ 60

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Definitions:

Wilcoxon Signed Rank Test

A non-parametric statistical hypothesis test used for comparing two related samples to assess whether their population mean ranks differ.

Null Hypothesis

A default hypothesis that there is no significant effect or difference, serving as the starting point for statistical testing.

Triglyceride Levels

Triglyceride levels measure the amount of triglycerides in the blood, important for assessing heart health and risk for cardiovascular diseases.

SPSS Output

Indicates the results generated by the Statistical Package for the Social Sciences (SPSS), used for analyzing and managing statistical data.