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Common Core 8.SP.A.1 worksheet

8th grade (Year 9 in England) · 16 questions · Common Core: 8.SP.A.1, 8.SP.A.2, 8.SP.A.3 · England: KS3 Statistics, GCSE Foundation Statistics

Name

Date

Score/ 16

  1. Question 1

    What kind of association does the scatter plot show?

    xy24681024681012140(1, 2)(2, 5)(3, 6)(4, 7)(5, 6)(6, 8)(8, 10)(9, 11)(10, 12)
    • A. Positive association
    • B. Negative association
    • C. No association

  2. Question 2

    Does this scatter plot show a linear or a nonlinear association?

    xy246824681012141618200(1, 5)(2, 7)(3, 9)(4, 11)(5, 13)(6, 15)(7, 17)(8, 19)
    • A. Linear
    • B. Nonlinear

  3. Question 3

    The line of best fit for hours studied (x) and test score (y) is y = 2x + 4. Predict the score for 6 hours of study.

    xy246810121481624324048566472800y = 2x + 4

    Answer

  4. Question 4

    Jamal plotted two measurements for 8 plants in a scatter graph. What type of correlation does it show?

    xy24681024681012140(1, 2)(2, 4)(3, 5)(4, 5)(5, 7)(6, 7)(7, 8)(8, 9)
    • A. Positive
    • B. Negative
    • C. No correlation

  5. Question 5

    What association would you expect between: Daily screen time and hours of sleep?

    • A. Positive
    • B. Negative
    • C. None

  6. Question 6

    Which point is an outlier in this scatter plot?

    xy1234567896121824300(1, 4)(2, 4)(3, 13)(4, 5)(5, 7)(6, 9)(7, 9)(8, 10)
    • A. (1, 4)
    • B. (3, 13)
    • C. (5, 7)
    • D. (7, 9)

  7. Question 7

    What kind of association does the scatter plot show?

    xy24681024681012140(1, 10)(2, 6)(3, 10)(5, 6)(6, 6)(7, 3)(8, 9)(9, 11)(10, 11)
    • A. Positive association
    • B. Negative association
    • C. No association

  8. Question 8

    Does this scatter plot show a linear or a nonlinear association?

    xy246824681012141618200(1, 3)(2, 5)(3, 7)(4, 9)(5, 11)(6, 13)(7, 15)(8, 17)
    • A. Linear
    • B. Nonlinear

  9. Question 9

    The line of best fit for hours studied (x) and test score (y) is y = 3x + 8. Predict the score for 6 hours of study.

    xy246810121481624324048566472800y = 3x + 8

    Answer

  10. Question 10

    Kofi plotted two measurements for 8 plants in a scatter graph. What type of correlation does it show?

    xy24681024681012140(1, 4)(2, 4)(3, 4)(4, 6)(5, 6)(6, 8)(7, 8)(8, 9)
    • A. Positive
    • B. Negative
    • C. No correlation

  11. Question 11

    What association would you expect between: Hours spent revising and test score?

    • A. Positive
    • B. Negative
    • C. None

  12. Question 12

    Which point is an outlier in this scatter plot?

    xy1234567896121824300(1, 5)(2, 15)(3, 8)(4, 9)(5, 12)(6, 14)(7, 17)(8, 19)
    • A. (6, 14)
    • B. (2, 15)
    • C. (8, 19)
    • D. (4, 9)

  13. Question 13

    What kind of association does the scatter plot show?

    xy24681024681012140(1, 11)(3, 10)(4, 7)(5, 7)(6, 5)(7, 5)(8, 3)(9, 3)(10, 1)
    • A. Positive association
    • B. Negative association
    • C. No association

  14. Question 14

    Does this scatter plot show a linear or a nonlinear association?

    xy246824681012141618200(1, 6)(2, 3)(3, 1)(4, 0)(5, 1)(6, 3)(7, 6)(8, 11)
    • A. Linear
    • B. Nonlinear

  15. Question 15

    The line of best fit for hours studied (x) and test score (y) is y = 5x + 4. Predict the score for 5 hours of study.

    xy246810121481624324048566472800y = 5x + 4

    Answer

  16. Question 16

    Priya plotted two measurements for 8 plants in a scatter graph. What type of correlation does it show?

    xy24681024681012140(1, 6)(2, 2)(3, 9)(4, 4)(5, 10)(6, 3)(7, 8)(8, 5)
    • A. Positive
    • B. Negative
    • C. No correlation

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Answer key: Common Core 8.SP.A.1 worksheet

  1. 1. A. Positive association

  2. 2. A. Linear

  3. 3. 16

  4. 4. A. Positive

  5. 5. B. Negative

  6. 6. B. (3, 13)

  7. 7. C. No association

  8. 8. A. Linear

  9. 9. 26

  10. 10. A. Positive

  11. 11. A. Positive

  12. 12. B. (2, 15)

  13. 13. B. Negative association

  14. 14. B. Nonlinear

  15. 15. 29

  16. 16. C. No correlation

8.SP.A.1 Worksheet: Scatter graphs and correlation | Eurekami