Grade 7 | Unit 8: Probability and Sampling | Check Your Readiness (A)

Elena did 16 push-ups. Determine what percentage of the goal they achieved.

• 80%

• 100%

• 110%

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6.RP.A.3.c

Jada did 42 push-ups. Determine what percentage of the goal they achieved.

• 200%

• 210%

• 220%

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6.RP.A.3.c

Lin did 13 push-ups. Determine what percentage of the goal they achieved.

• 60%

• 65%

• 70%

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6.RP.A.3.c

Andre did 21 push-ups. Determine what percentage of the goal they achieved.

• 105%

• 110%

• 115%

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6.RP.A.3.c

Andre surveyed a random sample of 20 students, 13 were in favor of having school start one hour later. Estimate the number of students in favor out of 250.

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6.RP.A.3

7.RP.A.3

Is it surprising if 150 students out of 250 were in favor? Explain your reasoning.

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6.RP.A.3

7.RP.A.3

Is it surprising if 100 students out of 250 were in favor? Explain your reasoning.

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6.RP.A.3

7.RP.A.3

Select all the measures of variability or spread.

• mean

• IQR (interquartile range)

• MAD (mean absolute deviation)

• median

• range

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6.SP.B.5.c

Ten students each attempted 10 free throws: 8, 5, 6, 6, 4, 9, 7, 6, 5, 9. What is the median number of free throws made?

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6.SP.A.3

6.SP.B.5.c

Ten students each attempted 10 free throws: 8, 5, 6, 6, 4, 9, 7, 6, 5, 9. What is the IQR (interquartile range)?

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6.SP.A.3

6.SP.B.5.c