Math Practice 101
Homework Explained - Math Practice 101

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Grade 6 McGraw Hill Glencoe - Answer Keys
Chapter 11:Statistical Measures;Lesson 4:Mean Absolute Deviation


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Find the mean absolute deviation for each set of data. Round to the nearest hundredth if necessary. Then describe what the mean absolute deviation represents.

  • Question 3 (request help)

    The table shows the lengths of the longest bridges in the United States and in Europe. Find the mean absolute deviation for each set of data. Round to  the nearest hundredth if necessary. Then write a few sentences comparing their variation.

For Exercises 4-7, refer to the table that shows the recent population, in millions, of the ten largest U.S. titles.

  • Question 4 (request help)

    Find the mean absolute deviation. Round to the nearest hundredth.
  • MAD=   
  • Question 5 (request help)

    How many data values are closer than one mean absolute deviation away from the mean?
  •    data values
  • Question 6 (request help)

    Which population is farthest from the mean? How far away from the mean is that population? Round to the nearest hundredth.
  • Question 7 (request help)

    Are there any populations that are more than twice the mean absolute deviation from the mean? Explain.
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