Lesson 2e.06

2e.06 Interpret calculated or given Spearman’s rank correlation coefficient in the context... Quiz: Pearson Edexcel Statistics, Unit 2

20 questions

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Lesson 2e.06, Interpret calculated or given Spearman’s rank correlation coefficient in the context...: 20 multiple choice questions for the Pearson Edexcel GCSE Statistics (1ST0), Unit 2: Processing, representing and analysing data, written with Revision Ninja.

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The 20 questions

  1. What does a Spearman's rank correlation coefficient of +1 indicate?

    • No agreement
    • Perfect agreement
    • Strong disagreement
    • Complete opposite

  2. What does a Spearman's rank correlation coefficient of -1 indicate?

    • Perfect agreement
    • Weak correlation
    • Complete opposite
    • No agreement

  3. What does a Spearman's rank correlation coefficient of 0 indicate?

    • No agreement
    • Complete opposite
    • Strong agreement
    • Perfect agreement

  4. Two judges yield a Spearman's coefficient of 0.92. What does this show?

    • Strong agreement
    • Complete opposite
    • No correlation
    • Strong disagreement

  5. Two judges yield a Spearman's coefficient of -0.85. What does this show?

    • Strong disagreement
    • Strong agreement
    • Perfect match
    • No correlation

  6. Between which values does Spearman's rank correlation coefficient range?

    • -10 and 10
    • 0 and 1
    • -100 and 100
    • -1 and +1

  7. What does a Spearman's rank correlation coefficient of rs = 0.3 indicate?

    • Weak positive correlation
    • Weak negative correlation
    • Strong positive correlation
    • No correlation

  8. What does a Spearman's rank correlation coefficient of rs = -0.1 indicate?

    • Slight positive tendency
    • Perfect agreement
    • Strong negative correlation
    • Slight negative tendency

  9. What does a Spearman's rank correlation coefficient of rs = 1 show?

    • Identical ranking order
    • No agreement
    • Complete opposite ranks
    • Random variation

  10. What does a Spearman's rank coefficient of rs = 0.5 suggest about rankings?

    • Complete disagreement
    • Perfect agreement
    • Partial agreement
    • No relationship

  11. What does a Spearman's rank correlation coefficient of rs = -0.7 indicate?

    • No correlation
    • Identical ranking order
    • Weak positive agreement
    • Opposite ranking order

  12. An rs of 0.6 between two subjects indicates what about student ranks?

    • Negative correlation
    • Similar rankings
    • Opposite rankings
    • Independent rankings

  13. Why is an rs value close to +1 significant for two judges?

    • Broad agreement
    • Inverted ordering
    • Complete disagreement
    • Zero correlation

  14. What conclusion is drawn from rs = 0.95 for ten items?

    • Very close alignment
    • Inverse relationship
    • Complete independence
    • Moderate agreement

  15. What does a Spearman's rank correlation coefficient of rs = 0.75 suggest about two sets of rankings?

    • Strong negative correlation
    • Weak positive correlation
    • No correlation
    • Strong positive correlation

  16. What does a Spearman's rank correlation of rs = 0.2 signify?

    • Strong agreement
    • Weak agreement
    • Perfect correlation
    • Strong opposition

  17. What does a Spearman's rank correlation of rs = -0.4 imply?

    • Strong positive tendency
    • No correlation
    • Weak negative tendency
    • Perfect inverse ranking

  18. How is a Spearman's rank correlation of rs = 0.8 best described?

    • Strong agreement
    • Perfect agreement
    • Weak agreement
    • Strong opposition

  19. What must be true if two judges obtain rs = 1 for five contestants?

    • Opposite ranking orders
    • Identical ranking orders
    • Unrelated rankings
    • Random rankings

  20. Which of these rs values shows the least relationship between the rankings?

    • 0.05
    • 0.9
    • -0.9
    • 1

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