Question 6(Multiple Choice Worth 1 points) (05.04 MC)
When the outliers are removed, how does the mean change?

72 74 76 78 80 82 84
50
52 54 56
58 60 62 64 66 68 70
The mean decreases by 3.
The mean increases by 2.
The mean increases by 3.
There are no outliers,

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

What is the product? a-3/15a × 5/a-3

Which two transformations are applied to pentagon abcde to create a'b'c'd'e'? (4 points) translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the x-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the y-axis translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the y-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the x-axis