posted by Daniel .
Information given is sample mean of 12 for a sample of 26. Sample deviation is 3. Using a .02 level of significance.
H0 u< or equal to 10 and H1 u> 10
a. Is this a one or two tailed test?
b. what is the decision rule?
c. what is the value of the test statistic?
d.what is your decision regarding H0?
e. What is the p-value? and interpret it.