Nine months ago, Muriel agreed to pay Aisha $1,200 and $800 on dates 6 and 12 months, respectively, from the date of the agreement. With each payment Muriel agreed to pay interest at the rate of 8.5% from the date of the agreement. Muriel failed to make the first payment and now wishes to settle her obligations with a single payment four months from now. What payment should Aisha be willing to accept if money can earn 6.75%?

Three tennis players, a beginner, an experienced, and a professional, have been randomly selected from the membership of a large city tennis club. Using the same ball, each person hits four serves with each of five racquet models, with the five racquet models selected randomly. Each serve is clocked with a radar gun and the result recorded. Among ANOVA models, this setup is most like the randomized block design.

Farmers concerned with the effect of snowfall levels on their crops found that there wasn't evidence of a decrease in crop growth.They based this conclusion on a test using α = 0.10.Would they have made the same decision at α = 0.05 and α = 0.01?

In a random sample of 200 Republicans, 160 opposed the new tax laws; while in a sample of 120 Democrats, 84 opposed.Determine a 95% confidence interval estimate for the difference between the proportions of Republicans and Democrats who opposed this new law.

In the formula for computing the range,______ is used to represent the range.

A) rho
B) Ran
C) r
D) rhi

The t-distribution approaches the normal distribution as the number of degrees of freedom increases.

The Markham Real Estate Board reports that the average selling price of homes last month in the Markham area was $338,500, an increase of 8.7% over the past year. Rounded to the nearest $100, what was the average selling price one year ago?