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April 21, 2015

Homework Help: statistics help please

Posted by Jasmine on Sunday, December 4, 2011 at 8:57pm.

The proportion of Canadians who eat breakfast regularly is 0.9. A simple random sample of 144 Canadians is taken.
a. What is the probability that between 0.85 and 0.875 of the sample eat breakfast regularly?
b. What is the probability that at least 0.945 of the sample eat breakfast regularly?
c. What is the probability that more than 0.945 of the sample eat breakfast regularly?
d. What is the probability between 0.065 and 0.165 of the sample DO NOT eat breakfast regularly?

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