What is the value of "t" for this sample


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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Basic Statistics: What is the value of "t" for this sample
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