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Practice: Compare two populations informally using measures of center and variability. (NC.7.SP.3)

Targeted remediation practice

            📚 Mathematics
                            🎓 Grade 7
                                        ⏱️ 25 minutes
                    

Learning Objectives

Compare two populations informally using measures of center and variability.

            Progress
            4 sections
        

1
Practice set 1

Question 1

Two classes have the same mean test score. Class X has a range of 4; Class Y has a range of 8. Which statement is true?

The classes are identical
Class X's scores are more spread out
Class Y's scores are more spread out
Class Y scored higher on average

Question 2

Team A has a mean score of 15 and Team B has a mean score of 25. On average, which team scores higher and by how much?

Team B, by 40
Team A, by 10
They are equal
Team B, by 10

Question 3

Two classes have the same mean test score. Class X has a range of 5; Class Y has a range of 14. Which statement is true?

Class X's scores are more spread out
Class Y's scores are more spread out
Class Y scored higher on average
The classes are identical

Question 4

Team A has a mean score of 14 and Team B has a mean score of 22. On average, which team scores higher and by how much?

They are equal
Team B, by 36
Team A, by 8
Team B, by 8

Question 5

Two classes have the same mean test score. Class X has a range of 4; Class Y has a range of 10. Which statement is true?

Class Y's scores are more spread out
Class X's scores are more spread out
Class Y scored higher on average
The classes are identical

2
Practice set 2

Question 6

Team A has a mean score of 16 and Team B has a mean score of 24. On average, which team scores higher and by how much?

Team A, by 8
Team B, by 40
They are equal
Team B, by 8

Question 7

Two classes have the same mean test score. Class X has a range of 2; Class Y has a range of 12. Which statement is true?

Class Y scored higher on average
The classes are identical
Class X's scores are more spread out
Class Y's scores are more spread out

Question 8

Team A has a mean score of 19 and Team B has a mean score of 23. On average, which team scores higher and by how much?

They are equal
Team B, by 4
Team B, by 42
Team A, by 4

Question 9

Two classes have the same mean test score. Class X has a range of 4; Class Y has a range of 8. Which statement is true?

Class Y's scores are more spread out
The classes are identical
Class X's scores are more spread out
Class Y scored higher on average

Question 10

Team A has a mean score of 18 and Team B has a mean score of 23. On average, which team scores higher and by how much?

They are equal
Team A, by 5
Team B, by 5
Team B, by 41

3
Practice set 3

Question 11

Two classes have the same mean test score. Class X has a range of 5; Class Y has a range of 13. Which statement is true?

Class X's scores are more spread out
Class Y scored higher on average
Class Y's scores are more spread out
The classes are identical

Question 12

Team A has a mean score of 14 and Team B has a mean score of 21. On average, which team scores higher and by how much?

Team B, by 35
Team A, by 7
They are equal
Team B, by 7

Question 13

Two classes have the same mean test score. Class X has a range of 4; Class Y has a range of 10. Which statement is true?

Class X's scores are more spread out
Class Y scored higher on average
The classes are identical
Class Y's scores are more spread out

Question 14

Team A has a mean score of 12 and Team B has a mean score of 22. On average, which team scores higher and by how much?

They are equal
Team B, by 34
Team B, by 10
Team A, by 10

Question 15

Two classes have the same mean test score. Class X has a range of 6; Class Y has a range of 13. Which statement is true?

The classes are identical
Class X's scores are more spread out
Class Y scored higher on average
Class Y's scores are more spread out

4
Practice set 4

Question 16

Team A has a mean score of 20 and Team B has a mean score of 24. On average, which team scores higher and by how much?

Team B, by 4
Team B, by 44
Team A, by 4
They are equal

Question 17

Two classes have the same mean test score. Class X has a range of 6; Class Y has a range of 10. Which statement is true?

Class Y scored higher on average
The classes are identical
Class X's scores are more spread out
Class Y's scores are more spread out

Question 18

Team A has a mean score of 17 and Team B has a mean score of 22. On average, which team scores higher and by how much?

Team B, by 5
Team A, by 5
They are equal
Team B, by 39

Question 19

Two classes have the same mean test score. Class X has a range of 5; Class Y has a range of 10. Which statement is true?

Class X's scores are more spread out
Class Y scored higher on average
The classes are identical
Class Y's scores are more spread out

Question 20

Team A has a mean score of 18 and Team B has a mean score of 26. On average, which team scores higher and by how much?

Team B, by 8
Team A, by 8
They are equal
Team B, by 44

Your Score