Do you believe that the average high temperature is more than 68, homework help

Do you believe that the average high temperature is more than 68? Why? (HINT: All of these require a TEST to determine the answer)
Do you believe that the average high temperature is less than 65? Why?
Do you believe that the average minimum temperature is less than 50? Why?
Do you believe that the average minimum temperature is more than 55? Why?
Do you believe that the average amount of rainfall is equal to .09? Why?
Do you believe that the average sale is greater than 5500? Why?
Do you believe that the average sale is less than 5000? Why?
Do you believe that the average sale is equal to 5450? Why?
Do you believe that the average sales during the months of June July and August are greater than 8,750? Why?

10. Do you believe that the average sales during the months of December January and February are less than 3,000? Why?

(HINT: All of these require a T TEST to determine the answer).

(((PLEASE USE T TEST FOR ANSWERING THE QUESTIONS ))).