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Sample Item
Selected Response Item for Grade 6
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Standard 5.0 Knowledge of Probability |
Topic B. Theoretical Probability
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Indicator 1. Determine the probability of one simple event comprised of equally likely outcomes |
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Objective b. Express the probability of an event as a decimal
Assessment limit: Use a sample space of 10, 20, 25, or 50 outcomes
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A desk drawer contains 6 black pens, 5 blue pens, 4 red pens, and 5 green pens. Ron picks one pen from the drawer without looking. What is the probability Ron picks a blue pen?
- 0.05
- 0.10
- 0.25
- 0.50
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| Correct Answer |
| C. 0.25 |
| Answer Annotation |
- 0.05 (5 blue pens)
- 0.10 (10%)
- 0.25 (Correct answer)
- 0.50 (50 %)
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