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Algebra 2 | Unit 7 | Lesson 6: Areas in Histograms | Practice Problems

Authored by Illustrative Mathematics

Mathematics

6th Grade

Algebra 2 | Unit 7 | Lesson 6: Areas in Histograms | Practice Problems
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9 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

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A normal curve with a mean of 500 and a standard deviation of 100 is shown. Shade the region under the curve within one standard deviation of the mean. How much of the data falls within the shaded region?

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2.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

The stopping distance of a certain car traveling at 60 miles per hour follows an approximately normal distribution with a mean of 130 feet and a standard deviation of 5 feet. Approximately what percent of the time does the car stop at a distance of between 120 feet and 140 feet?

3.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

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The distribution of weights for bags of chips is shown to follow an approximately normal distribution as seen in this histogram. The weights of approximately 95% of the chip bags fall within the shaded region. What is the approximate mean weight of a chip bag?

4.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

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The distribution of weights for bags of chips is shown to follow an approximately normal distribution as seen in this histogram. The weights of approximately 95% of the chip bags fall within the shaded region. What is the approximate standard deviation of the weight of a chip bag?

5.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

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Here is a histogram of a distribution with 50 data points. For the given interval 80 to 81, find the proportion of data points which fall in that interval.

6.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

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Here is a histogram of a distribution with 50 data points. For the given interval 83 to 84, find the proportion of data points which fall in that interval.

7.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

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Here is a histogram of a distribution with 50 data points. For the given interval 88 to 89, find the proportion of data points which fall in that interval.

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