31
QuizMultiple Choice

N/A — Exam

Question 31 • Statistics

The chi-square test statistic is chi squared is equal to 12 point 7 1 and the cap p -value is between 0 point 0 0 1 and 0 point 0 0 2 What conclusion should the public relations department make? Use alpha is equal to 0 point 0 5

Answer
A
Fail to reject H . There is convincing evidence that the distribution of customer opinion is equally distributed across the three options.
B
Fail to reject H . There is convincing evidence that the distribution of customer opinion is not equally distributed across the three options.
C
Reject H . There is convincing evidence that the distribution of customer opinion is equally distributed across the three options.
D
Reject H . There is convincing evidence that the distribution of customer opinion is not equally distributed across the three options.

Explanation

The p-value is between 0.001 and 0.002, which is less than the significance level α = 0.05. Therefore, reject the null hypothesis that customer opinions are equally distributed across the three options. There is convincing evidence that the distribution is not equally distributed, which matches choice D.

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