HELP ASAP ! TIMED TEST ! if the outlier is excluded from the following data set, what happens to the mean?

105, 216, 99. 184, 572. 137 158, 200, 112

it decreases
it increases
it does not change

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?

What is the slope of the line (-7,2) (4,6)

Which of the following circles have their centers on the x-axis? check all that apply.