Two Supermarket Owners Each Claim That More Customers Enter Their

Short Answer

Two supermarket owners each claim that more customers enter their store than enter the other's store. A survey was taken and it was found that in 60 days an average of 810 people per day entered the first store with a standard deviation of 40 people. A corresponding survey found that in 80 days an average of 800 people per day entered the second store with a standard deviation of 30 people.
-For the above situation, state the hypotheses if this is a two-tailed test.