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Common Core: 8.SP

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Reading Scatter Plots 1

Grade 8 · Scatter Plots · 10 problems

Directions: Use the data display to answer each question.

1.
Item 1
1
Item 2
1
Item 3
2
Item 4
8
Item 5
13
Item 6
15
Item 7
17

Find the mean of: 1, 1, 2, 8, 13, 15, 17

2.
Item 1
2
Item 2
3
Item 3
3
Item 4
7
Item 5
12
Item 6
16
Item 7
26

Find the mean of: 2, 3, 3, 7, 12, 16, 26

3.
Item 1
5
Item 2
10
Item 3
13
Item 4
17
Item 5
18
Item 6
21
Item 7
25

Find the mean of: 5, 10, 13, 17, 18, 21, 25

4.
Item 1
5
Item 2
7
Item 3
9
Item 4
17
Item 5
19
Item 6
19
Item 7
20

Find the mean of: 5, 7, 9, 17, 19, 19, 20

5.
Item 1
7
Item 2
9
Item 3
12
Item 4
13
Item 5
20
Item 6
20
Item 7
26

Find the mean of: 7, 9, 12, 13, 20, 20, 26

6.
Item 1
3
Item 2
6
Item 3
6
Item 4
7
Item 5
7
Item 6
10
Item 7
21

Find the mean of: 3, 6, 6, 7, 7, 10, 21

7.
Item 1
1
Item 2
2
Item 3
4
Item 4
9
Item 5
12
Item 6
22
Item 7
22

Find the mean of: 1, 2, 4, 9, 12, 22, 22

8.
Item 1
2
Item 2
8
Item 3
14
Item 4
16
Item 5
23
Item 6
24
Item 7
26

Find the mean of: 2, 8, 14, 16, 23, 24, 26

9.
Item 1
1
Item 2
16
Item 3
18
Item 4
22
Item 5
22
Item 6
23
Item 7
24

Find the mean of: 1, 16, 18, 22, 22, 23, 24

10.
Item 1
10
Item 2
12
Item 3
17
Item 4
18
Item 5
26
Item 6
28
Item 7
28

Find the mean of: 10, 12, 17, 18, 26, 28, 28

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