Question

Cassie and Amir are trying to control the number of text messages they send. They record the number they send every day in April.

Cassie:

22, 21, 24, 20, 31, 19, 13, 23, 16, 12, 17, 15, 14, 11, 8, 24, 19, 14, 19, 27, 22, 26, 25, 20, 24,

I 8, 28, 12, 18, 22

Amir: 12, 8, 9, 3, 2, 12, 33, 28, 32, 28, 29, 13, 16, 14, 30, 26, 31, 32, 32, 13, 16, 26, 18, 32, 26, 9, 10, 2,

8, 16

Compare the two sets of data using a frequency polygon with seven intervals starting at 0: Then, using the options of numbers below, identify the   

  

1. Range: _______

2. Minimum Value: _______

3. Maximum Value: ______

4. If the interval is 5, highest frequency mid-point (for total text messages) is at _______

5.If the interval is 5, the first mid point is at ________

Answer bank: 33, 31, 7.5, 2.5, 22.5, 27.5, 2, 17.5, 12.5

Answer 1

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