Use the endpoints of this data table to come up with a linear model, f(x) = mx + b. Show all your steps clearly. Use your function to come up with a value for f(7).

x f(x)
0 91
1 71
2 71
3 53
4 20

Phillip had some bricks. he stacked them in 6 equal piles. which expression shows the number of bricks phillip put in each pile? let the variable m stand for the unknown number of bricks. m + 6 m÷6    m−6    6m

What is the measure of angle tvu shown in the diagram below

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?