8-7: Summarize Data Distribution

1. The ____ can be found by adding all the numbers in a data set and dividing by the number of numbers in the data set.

The mean of the data in the dot plot is?

The median of the data set is _____ for the data:

4, 5, 9, 1, 10.

The median of the data in the dot plot is _____.

• The heart rates of eight high school students are listed in beats per minute:

  • 72

  • 74

  • 76

  • 76

  • 77

  • 79

  • 78

  1. What is the mean?

• The heart rates of eight high school students are listed in beats per minute:

  • 72

  • 74

  • 76

  • 76

  • 77

  • 79

  • 78

  1. What is the median?

• The heart rates of eight high school students are listed in beats per minute:

  • 72

  • 74

  • 76

  • 76

  • 77

  • 79

  • 78

  1. What is the mode?

• The heart rates of eight high school students are listed in beats per minute:

  • 72

  • 74

  • 76

  • 76

  • 77

  • 79

  • 78

  1. What is the interquartile range?

• The heart rates of eight high school students are listed in beats per minute:

  • 72

  • 74

  • 76

  • 76

  • 77

  • 79

  • 78

  1. What is the Mean Absolute Deviation? (round off to two decimal places)