Question

Refer to Exercise 7.100. Assume that 73% of adults age 18 years and older are in favor of raising taxes on those with annual incomes of $1 million or more to help cut the federal deficit. A random sample of 900 American adults age 18 years and older is selected.
a. Find the probability that the sample proportion is
i. Less than .76
ii. Between .70 and .75
b. What is the probability that the sample proportion is within .025 of the population proportion?
c. What is the probability that the sample proportion is greater than the population proportion by .03 or more?


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  • CreatedAugust 25, 2015
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