Illustrative Math - Algebra 1 - Unit 1- Lesson 10

Select all the distribution shapes for which it is most often appropriate to use the mean.

• bell-shaped
• bimodal
• skewed
• symmetric
• uniform

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A student has these scores on their assignments. The teacher is considering dropping a lowest score. 0, 40, 60, 70, 75, 80, 85, 95, 95, 100What effect does eliminating the lowest value, 0, from the data set have on the mean and median?

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For the data 2, 2, 4, 4, 5, 5, 6, 7, 9, 15When the maximum, 15, is removed from the data set, what is the five-number summary?

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The histogram represents the distribution of lengths, in inches, of 25 catfish caught in a lake. If possible, find the mean. If not possible, explain why not.

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The histogram represents the distribution of lengths, in inches, of 25 catfish caught in a lake. If possible, find the median. If not possible, explain why not.

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The histogram represents the distribution of lengths, in inches, of 25 catfish caught in a lake. Were any of the fish caught 12 inches long?

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The histogram represents the distribution of lengths, in inches, of 25 catfish caught in a lake. Were any of the fish caught 19 inches long?

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