In a cumulative frequency distribution, the last class will always have a cumulative frequency equal to

A) one.
B) 100%.
C) the total number of elements in the data set.
D) the class width.

Three equal payments were made 2, 4, and 6 years after the date on which a $9,000 loan was granted at 10% compounded quarterly. If the balance immediately after the third payment was $5,169.81, what was the amount of each payment?

{Equity Loan Rates Narrative} If a bank is selected at random from this distribution,what is the probability that the interest rate charged on a home loan exceeds 7.0%?

If you change the control limits from ±3 standard errors from the centerline to ±2 standard deviations from the centerline,this ____________________ the probability of a Type I error and ____________________ the probability of a Type II error.

The sum of squared deviations from the mean divided by the population variance has a(n)____________________ distribution with ____________________ degrees of freedom.