The table below shows the number of students per computer United States public schools for certain school years from 1990 to 2000.
Year
1990 1992 1994 1996 1998 2000
Students per Computer
22
18
14
10
6.1
5.4
a. What is the line of best fit?
b. Assuming the data can best be described by a linear
model, how many computers would you predict per
student in the year 2010?

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

Which table represents points on the graph of h(x) = 3√-x+2?

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?