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iRubric: Chapter 9 Extended Response rubric

iRubric: Chapter 9 Extended Response rubric

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Chapter 9 Extended Response 
Rubric for demonstrating knowledge of probability, sample space, independent events, dependent events
Rubric Code: DX28966
Ready to use
Public Rubric
Subject: Math  
Type: Quiz  
Grade Levels: 6-8

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  No Answer

0 pts

Fair

1 pts

Good

2 pts

Excellent

3 pts

Question #1a

No Answer

Student gives no response, or is completely incorrect.
Fair

Student gives an explanation with errors that demonstrate misunderstanding of determining theoretical probability
Good

Student gives an explanation, with minor errors, of determining theoretical probability
Excellent

Student gives a clear explanation, with no errors, of determining theoretical probability.
Question #1b

No Answer

Student gives no response, or is completely incorrect
Fair

Student gives an explanation, with errors that demonstrate misunderstanding of determining experimental probability.
Good

Student gives an explanation, with minor errors, of determining experimental probability.
Excellent

Student gives a clear explanation, with no errors, of determining experimental probability.
Question #2a

No Answer

Student gives no response, or is completely incorrect
Fair

Student creates tree diagram with options for each heads and tails. Less than 4 options are listed. Or only creates for heads or tails.
Good

Student creates tree diagram with less than 6 options for each heads and tails. Or only creates for heads or tails.
Excellent

Student creates correct tree diagram with 6 options for each heads and tails. It should be neat and easy to read.
Question #2b

No Answer

Student gives no response, or is completely incorrect
Fair

Student explains independent events with major errors.
Good

Student explains independent events with minor errors.
Excellent

Student correctly explains independent events.
Question #2c

No Answer

Student gives no response, or is completely incorrect
Fair

Student correctly calculates the probability of tossing a head or drawing a red marble. Student explanation contains errors that demonstrate misunderstanding of math required.
Good

Student correctly calculates the probability of tossing a head and drawing a red marble. Student explains reasoning with minor errors.
Excellent

Student correctly calculates the probability of tossing a head and drawing a red marble. Student clearly explains reasoning.
Question #2d

No Answer

Student gives no response, or is completely incorrect
Fair

Student incorrectly/correctly calculates the probability of drawing two blue marbles if the first marble is not replaced. Student explanation contains errors that demonstrate misunderstanding of each step.
Good

Student correctly calculates the probability of drawing two blue marbles if the first marble is not replaced. Student explains reasoning with minor errors in each step.
Excellent

Student correctly calculates the probability of drawing two blue marbles if the first marble is not replaced. Student correctly explains each step.




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