A sample of 25 provided a sample mean of 14 and a sample, Ask an Expert

Statistics

Consider the following hypothesis test:

H0: Mean <=12
Ha: Mean > 12

A sample of 25 provided a sample mean of 14 and a sample standard deviation of 4.32.
a. What is the value of "t" for this sample?
b. For a 95% confidence level, what is the critical value of "t"?
c. What do you conclude?

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Category:- Statistics and Probability
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