Use a t-test to test the claim about the population mean mu at the given level of significance alpha using the given sample statistics. Assume the population is normally distributed.
Claim: mu (not=27); alpha=0.05 Sample statistics: x- overbar=28.4, s=4.3, n=12
A) Find the value of the Standardized test statistic?
B) What is the P-Value of the Test?