The following are the Pulse Rates of the 12 students in a Math Class 76 60 59 60 81 72 91 80 80 68 73 7

Question

The following are the Pulse Rates of the 12 students in a Math Class

76 60 59 60

81 72 91 80

80 68 73 77

If we create Classes for a relative frequency distribution.

For the Class 50-59 , find the frequency

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Neala 3 years 2021-08-24T17:50:01+00:00 1 Answers 0 views 0

Answers ( )

  1. kimcuc
    0
    2021-08-24T17:51:43+00:00
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    Answer:

    1

    Step-by-step explanation:

    Given the pulse rate for 12 students :

    76 60 59 60 81 72 91 80 80 68 73 77

    Creating class intervals ::

    Width = 10

    59, 60, 60, 68, 72, 73, 76, 77, 80, 80, 81, 91

    Interval ____ Frequency

    50 – 59 ______ 1

    60 – 69 ______ 3

    70 – 79 ______ 4

    80 – 89 ______ 3

    90 – 99 ______ 1

    Frequebcy if the 50 – 59 class interval is 1

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