Calculate the Mean

What is the mean of the data set?

85, 97, 84, 88, 95, 100, 88

• 19

• 83

• 88

• 91

Ayvion's test grades in his math class are 89, 94, 82, 84, and 98. What score must he make on his next test to have a mean test score of 90?

Carlos earned $23, $29, $25, $16, and $17 in tips at each of the tables he served at a restaurant. What is the mean of the tips he received?

• 23

• 110

• 22

• 25

The number of pages that Mia wrote in her journal each day from Monday to Friday is shown below: 9, 8, 12, 11, 20 What is the mean number of pages she wrote per day?

• 5

• 6

• 9

• 12

Find the mean of the countries' research and development spending.

• 21.86 billion

• 218.6 billion

• 3.5 billion

• 79.1 billion

The number of points in the first five games of the football season are listed below. What is the mean number of points scored?

Mathematical Equivalence

ON

What is the mean for these numbers?
5,5,5,5

• 5

• 20

• 15

• 100

What is the mean of the data set?

17, 24, 26, 17

Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1,0,1,5,6,3,4

• 3.33

• 2.85

• 3

• 3.5

Another name for the "mean"

• Middle number

• Average

• Number that repeats the most

• Rude