Construct a box-and-whisker plot for the data with a minimum of 12, first quartile of 15.5, median of 17, third quartile of 18.5, and a maximum of 22. Solve for the interquartile range.

Chip worked at the animal shelter for 6 hours each week for several weeks. he worked for a total of 42 hours. which of the following can be used to find the number of weeks chip worked at the animal shelter?

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4