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5/4 Unit 8 Lesson 11: Mean Absolute Deviation

Last updated about 6 years ago

7 Nsɛmmisa

❗️Remember! Mean Absolute Deviation:

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1.

Is 30 pages a good estimate of the mean number of pages that Han read each day? Explain your reasoning.

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2.

Find the mean number of pages that Han read during the five days.
(Use the Show Your Work to work out the mean numer of pages.)

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3.

Use the dot plot and the mean to complete the table.

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5.

Which number of minutes is a typical amount of time for the ten sixth-grade studetns to travel to school, 9 or 4.2? Explain your reasoning.

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6.

Based on the mean and MAD, Jada believes that travel times between 5 and 13 minutes are common for this group. Do you agree or disagree? Explain your reasoning.

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4.

Calculate the mean absolute deviation (MAD) of the data. Explain or show your reasoning

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7.

A different group of ten sixth-grade students also recorded their travel times to school. Their mean travel time was also 9 minutes, but their MAD was about 7 minutes. What could the dot plot of the second data set look like?

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