The weights (in grams) of 40 oranges picked at random from a basket are as follows:
40,50,60,65,45,55,30,90,75,85,70,85,75,80,100,110,70,55,30,35,45,70,80,85,95,70,60,70,75,100,65,60,40,100,75,110,30,45,84.
Construct a frequency table as well as a cumulative frequency table.

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Solution

The minimum observation is 30 and the maximum observation is 120.

Frequency distribution table:

Class Tally mark Frequency

30-40 4

40-50 6

50-60 3

60-70 5

70-80 9

80-90 6

90-100 2

100-110 3

110-120 2

Cumulative frequency table:

Class Tally mark Frequency Cumulative frequency

30-40 4 4

40-50 6 10

50-60 3 13

60-70 5 18

70-80 9 27

80-90 6 33

90-100 2 35

100-110 3 38

110-120 2 40

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The weights (in grams) of 40 oranges picked at random from a basket are as follows:
40, 50, 60, 65, 45, 55, 30, 90, 75, 85, 70, 85, 75, 80,100 110, 70, 55, 30, 35, 45, 70, 80, 85, 95, 70, 60, 70, 75, 40, 100, 65, 60, 40, 100, 75, 110, 30, 45, 84.
Construct a frequency table as well as a cumulative frequency table.

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Class	Tally mark	Frequency
30-40		4
40-50		6
50-60		3
60-70		5
70-80		9
80-90		6
90-100		2
100-110		3
110-120		2

The weights (in grams) of 40 oranges picked at random from a basket are as follows: 40,50,60,65,45,55,30,90,75,85,70,85,75,80,100,110,70,55,30,35,45,70,80,85,95,70,60,70,75,100,65,60,40,100,75,110,30,45,84. Construct a frequency table as well as a cumulative frequency table.

The weights (in grams) of 40 oranges picked at random from a basket are as follows:
40,50,60,65,45,55,30,90,75,85,70,85,75,80,100,110,70,55,30,35,45,70,80,85,95,70,60,70,75,100,65,60,40,100,75,110,30,45,84.
Construct a frequency table as well as a cumulative frequency table.