The amount that sunrise library charges for an overdue book is $0.25 per day plus $1 service charge. write a function using 2 variables for this situation.

explain how to find the amount of the fine the library (in excersise 5) will charge for a book that is overdue by 12 days. then find the amount.

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%