Frequency Distribution and Histograms

Find the midpoints of the following frequency distribution.

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Find the relative frequency of the following frequency distribution.

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Find the cumulative frequency of the following frequency distribution.

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Find the class boundaries of the following frequency distribution.

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Observe the frequency distribution and construct a frequency polygon (choose the correct option).

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Observe the frequency distribution:

How many classes are there?

• 6

• 30

• 1-5

• 1-30

Observe the histogram and choose the frequency distribution that corresponds to it.

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The following data set shows the minutes spent on internet by 50 internet users. Find the range.

• 86

• 7

• -79

• 79

The graph shows the number of nails in a sample of 200 packets from a factory.

How many packets contained fewer than 98 nails?

• 24

• 20

• 30

• 34

What is the range of the shoe sizes?

• 5

• 4

• 16

• 9