Question

Wheat flour is packed in 25-pound bags. An inspector suspects the bags may weigh less than 25 pounds. A random sample of 16 bags produces a mean of 24.5 pounds and a standard deviation of 0.8 pounds. Is there enough evidence to conclude that the flour is less than 25 pounds in bag as stated at aplha=0.05.

Answer 1

You will need either a standard deviation table or a graphing calculator for this question. Do you have that handy?

Answer 2

could use a online graphing calculator. or a ti 83 emulator, such as wabbitemu

Answer 3

Yes he has one handy

Answer 4

how so?

Answer 5

Im next to him and he has mine

Answer 6

lol