A sample of 50 provided a sample mean of 26.4 and a sample standard deviation is 6. Enter negative values as negative numbers.

a.Compute the value of the test statistic (to two decimal places).

b. What is the p-value (to four decimals)? Use the value of the test statistic rounded to 2 decimal places in your calculations.

c. At a=0.01, what is your conclusion?

p-value is _____________ Ho.

d.What is the rejection rule using the critical value?

Reject Ho if z is _________.

What is your conclusion?

____________ Ho. (reject or do not reject)