14.) the following prices appeared in a grocery store ad.
fruit prices
fruit
price
apples
4 for $2.56
oranges
5 for $2.90
bananas
3 for $2.13
lemons
6 for $3.30
according to the ad, which costs the most at the grocery
store?
a. one apple
b. one orange
c. one banana
d. one lemon

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

Atriangular field has sides of lengths 21, 39, and 41 yd. find the largest angle. (round your answer to the nearest degree.)

How can you find the mean absolute deviation (mad) for this set of data?