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.
-How much evidence do we have that the time is longer than 7.5 days?
A)No evidence
B)Some evidence
C)Strong evidence
D)Very strong evidence
E)Extremely strong evidence

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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.
-How much evidence do we have that the time is longer than 7.5 days?
A)No evidence
B)Some evidence
C)Strong evidence
D)Very strong evidence
E)Extremely strong evidence

A Random Sample of 20 Companies Who Announced Corrections to Their