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Mean (Average) - Unit 1 Lesson 3

Last updated over 4 years ago

11 questions

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Question 1

1.

Which of these is found by first adding all the data (numbers) up and then dividing by how many numbers you added up?

Median

Range

Mean

Mode

Question 2

2.

Which of these data measures would find the CENTER of the data?
Mark ALL that apply.

Median

Mode

Range

Mean

Question 3

3.

Here is a set of data:
40, 37, 39, 40, 42, 38, 38, 37, 40
What is the mean of this data?

38

351

39

43.875

Question 4

4.

Here is a set of data:
25, 27, 24, 26, 40
What is the mean of this data?

142

28.4

710

20.4

Question 5

5.

Tristen added up five numbers and got 255.
What would be the mean (average) of Tristen's data?

Question 6

6.

The low temperature during 4 days in August were 83 degrees, 80 degrees, 82 degrees, and 83 degrees.
What was the mean low temperature for those 4 days? Make sure to label.

Question 7

7.

The heights of the volleyball team's players are 64 inches, 73 inches, 67 inches, 70 inches, 69 inches, and 65 inches.
What is the mean heights of the players on the volleyball team? Make sure to label.

Question 8

8.

Jeremy collected donations of $50, $125, $10, $210, $50, $24, and $175 for charity.
What is the mean of his donations? Make sure to label.

Question 9

9.

Joselyn added up her numbers and got 2,800. She divided them and got 280 as the mean.
How many numbers did she have in her data?

Question 10

10.

What is the mean of this data?
Remember, each "x" represents a number.

Question 11

11.

Here are the weights (in pounds) of dogs at a kennel.
48, 50, 55, 60, 8, 37, 50
Find the mean WITH the outlier and find the mean again WITHOUT the outlier.
How does the outlier affect the mean of the weight of the dogs? Write in complete sentences with periods and capital letters where needed.