Lesson 5: Calculating Measures of Center and Variability
Cool Down: Calculating MAD and IQR
• 5
• 18
•6
18
13
I
mean: 12
1. Find the mean absolute deviation for the data.
2. Find the interquartile range for the data.

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%