width of class interval in a frequency distribution of six class interval for given data would be 99, 11 55,55 44,22,8,29,65 ,22,33 ,37,85 48,11 33,16 15,29 79,22 75,66 62,87 55,33,11,88,3
A- 12
B - 18
C -16
D- 10
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Answer:
A -12
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