Manchester
What are the steps to find the mean?
Find the sum in the group of numbers, Divide the sum by the amount of numbers in group
Adding and Dividing
Find the mean: 3, 3, 3
3
Define Mean
The average of a group of numbers
Find the mean: 7, 7
7
Find the mean: 4, 6, 14, 16
10
Find the Mean: 5, 2, 8
Find the mean: 30, 60, 20, 90
50
Find the mean: 33, 33, 33
33
Can mean be used to find an average in school grades?
Yes
A student scored 78, 84, 90, 87, and 81 on five quizzes. What was the student’s average score?
84
What number would you divide by to find the mean of 5, 9, 10, 4, 3?
5
What number would you divide by to find the mean of 18, 34, 39, 28, 15, 47, 35, 22?
8
Find the mean: 600, 400, 500, 500, 1000
600
Find the mean: 300, 500, 200, 600
400
Find the mean: 50, 75, 45, 60, 95, 55, 45
Round your answer to the nearest tenth.
60.7
The temperature in Miami has been extremely hot as of late. The temperatures recorded in the past five days were: 99, 96, 103, 101, 98. What is the mean temperature for the past five days?
99.4
A group of 7th graders took a math test. Their scores were 86, 95, 78, 88, 80, and 83. What is the mean score?
85
The temperatures recorded over 5 days are: 30°C, 32°C, 29°C, 31°C, and 28°C. What is the average temperature?
30°C
The mean of four numbers is 5. If three of the numbers are 6, 4, and 8, what is the fourth number?
2
Find the mean: 435.945, 845.35, 659.231, 749.84, 946.98
Round your answer to the nearest hundredth.
727.47
Find the mean: 29, 55, 49, 99, 43, 94, 30, 48, 29, 33, 19, 40, 59, 35, 47
Round your answer to the nearest hundredth.
47.27
Over six days, a juice stall sold the following number of bottles: 20, 25, 30, 35, 20, 10. What is the average number of bottles sold per day?
Round to the nearest tenths
23.3 bottles