Question: You have two ponds. After catching and weighing 20 fish from pond A and 25 fish from pond B, you have the following data:

Pond A average weight of fish is 2.2 lb

Pond B average weight of fish is 2.5 lb

Pond A standard deviation is .3

Pond B standard deviation is .4

Using an alpha of .05 do you accept or reject the hypothesis that the fish in pond B are

heavier than those in pond A.