The number of pumps ordered from the
manufacturers in each of 50 consecutive
weeks were as follows:
69 63 31 68 40 51 62 21 22 72 77
68 71 52 73 54 21 67 65 55 66 72
64 54 55 22 61 76 74 44 77 68 69
51 64 21 42 71 66 76 51 75 32 75
33 44 62 41 62 50.
form a grouped frequency distribution
with classes 20-29, 30-39 etc. and draw
a histogram. what is the range of the
data?

Range is 56

Step-by-step explanation:

The range is the numerical value that indicates the difference between the maximum and the minimum value of a statistical population sample.

In this exercise the maximum value is 77 and the minimum is 21.

Therefore it is subtracted

77 - 21 = 56

The exercise was attached as a result of histogram.

answer by yourhope:

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b

step-by-step explanation: