The maximum temperatures (in °C) for the month of April are noted as follows: 38, 39, 38, 37, 39, 40, 43, 44, 42, 40, 38, 38, 36, 40, 39, 38, 39, 40, 41, 43, 44, 42, 41, 39, 38, 37, 39, 31, 37, 30 Prepare a frequency distribution table with suitable class-intervals.
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Answer:
Class Interval
Frequency
10-20
20-30
30-40
40-50
50-60
60-70
10
12
7
7
8
3
(i) For Cumulative Frequency 30−40 frequency is 7
(ii) Size is 11
Mid point for cumulative frequency 30−40 is 35.
(iii) Range =70−10=60
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Step-by-step explanation:
For Cumulative Frequency 30−40 frequency is 7
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