Mean

Find the mean of the numbers below:

3, 2, 1, 3, 2, 1, 3, 2, 1, 3, 2, 1

• 3

• 2

• 1

• 4

The mean of four numbers is 10.

Three of the numbers are 9, 11 and 7.

Work out the fourth number.

• 9

• 13

• 11

• 15

The temperature in Springfield on this date in the last ten years were: 68, 68, 69, 70, 72, 70, 68, 75, 55, 67. What is the average temperature on this date over the last ten years? (Round to nearest whole number)

• 60

• 61

• 68

• 69

Jessica has five grades from assessments and quizzes. They are all weighted equally. If her grades are 50, 70, 88, 70, and 88, what is her current average grade?

• 71

• 72

• 73

• 74

Calculate the mean:

81, 69, 72, 80, 67, 62, 78, 74, 71, 86

• 82.2

• 92

• 67.2

• 74

Calculate the mean:

25, 36, 34, 17, 22, 31, 38

• 25.3

• 29

• 40

• 33.8

At Dominique's Donuts the number of donut holes in a bag can vary. Help Dominique find the mode.
12,10,10,10,13,12,11,13,10

• 13
• 12
• 11
• 10

Calculate mean for the above given data.

• 1.6

• 1.4

• 1.3

• 1.8

Calculate mean from the given frequency table.

• 7

• 8

• 9

• 10

Find the total frequency from the following table...

• 10

• 5

• 15

• 11