Statistics Quiz

Statistics Quiz

Assessment

Assessment

Created by

Crystal Wludyga

Other, Mathematics

9th - 12th Grade

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10 questions

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1.

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2 mins • 1 pt

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Use the following box and whisker plot to identify what percent of scores are below 82?

2.

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2 mins • 1 pt

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Using the box and whisker, what percent of scores fall between 82 and 93?

3.

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2 mins • 1 pt

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Using the box and whisker plot, describe the shape of the distribution of test scores.

4.

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2 mins • 1 pt

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What is the IQR of the test score distribution?

5.

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2 mins • 1 pt

For which distribution shape would the mean be the best measure for the center of the distribution?

6.

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5 mins • 1 pt

The heights of NCAA women’s basketball players are approximately normally distributed with a mean of 70 inches and a standard deviation of 2.6 inches. What is the probability that a player is less than 64.8 inches tall? Use the Empirical Rule.

7.

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15 mins • 1 pt

The heights of NCAA women’s basketball players are approximately normally distributed with a mean of 70 inches and a standard deviation of 2.6 inches. What is the probability that a player is at most 75 inches tall? Round to the ten thousandth (same as the chart).

8.

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15 mins • 1 pt

The heights of NCAA women’s basketball players are approximately normally distributed with a mean of 70 inches and a standard deviation of 2.6 inches. What height represents the 46th percentile?

9.

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15 mins • 1 pt

The heights of NCAA women’s basketball players are approximately normally distributed with a mean of 70 inches and a standard deviation of 2.6 inches. What is the probability that a player is between 67 and 76 inches tall? Round to the ten thousandth (same as chart).

10.

OPEN ENDED

5 mins • 1 pt

Describe what a low outlier would do to the measures of central tendency and spread. Be specific!

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