According to a Pew Research Center nationwide telephone survey of adults conducted March 15 to April 24,

Question:

According to a Pew Research Center nationwide telephone survey of adults conducted March 15 to April 24, 2011, 69% of college graduates said that their college education gave them (Time, May 30, 2011). Suppose that this survey included 1450 college graduates.
a. What is the point estimate of the corresponding population proportion?
b. Construct a 95% confidence interval for the proportion of all college graduates who will say that their college education gave them What is the margin of error for this estimate?
Maturity
Maturity is the date on which the life of a transaction or financial instrument ends, after which it must either be renewed, or it will cease to exist. The term is commonly used for deposits, foreign exchange spot, and forward transactions, interest...