A random sample of 20 companies who announced corrections to their balance sheets took a mean time of 8.9 days for the time between balance sheet construction and the complete audit. The standard deviation of these times was 1.3 days. Assume that these times are normally distributed.

-Which of the following is the appropriate test statistic to test the hypotheses?
A)-4.82
B)36.92
C)4.71
D)-4.71
E)4.82

Question

A random sample of 20 companies who announced corrections to their balance sheets took a mean time of 8.9 days for the time between balance sheet construction and the complete audit. The standard deviation of these times was 1.3 days. Assume that these times are normally distributed.

-Which of the following is the appropriate test statistic to test the hypotheses?

-Which of the following is the appropriate test statistic to test the hypotheses?
A)-4.82
B)36.92
C)4.71
D)-4.71
E)4.82

Quizplus · Accepted Answer

The Answer of A random sample of 20 companies who announced corrections to their balance sheets took a mean time of 8.9 days for the time between balance sheet construction and the complete audit. The standard deviation of these times was 1.3 days. Assume that these times are normally distributed.

-Which of the following is the appropriate test statistic to test the hypotheses?
A)-4.82
B)36.92
C)4.71
D)-4.71
E)4.82

A Random Sample of 20 Companies Who Announced Corrections to Their