Asked by Mason
The number of boxes of girl scout cookies sold by each of the girl scout in a city has a distribution which is approximately normal with a mean=75 boxes and a standard deviation=30 boxes....
1.) find the probability that scout chosen at random sold between 60 and 90 boxes.
2.) Find the probability that the sample mea number of boxes of cookies sold by a random sample of 36 scouts is between 60 and 90 boxes.
My answers:
1.) .3830
2.) .9974
Just need to know if I am getting the right answers and if not then need the correct way to calculate....Im getting confused.
1.) find the probability that scout chosen at random sold between 60 and 90 boxes.
2.) Find the probability that the sample mea number of boxes of cookies sold by a random sample of 36 scouts is between 60 and 90 boxes.
My answers:
1.) .3830
2.) .9974
Just need to know if I am getting the right answers and if not then need the correct way to calculate....Im getting confused.
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