Question

47 52,57,62, 67, 72, 77,
The class marks of a distribution are
Determine the class limits for the second class mark of this distribution.​

Answer 1

Answer:

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Answer 2

Answer:

class size = difference between two consecutive class marks

therefore clas size = 5

lower limit =class mark–class size/2=44.5

upper limit = class mark +class size / 2=49.5 therefore the class limits are

44.5-49.5

49.5-54.5

54.5-59.5

59.5-64.5

64.5-69.5

69.5-74.5.