Question

The class mark of distribution are 105, 115, 125, 135, 145, 155 ,165, 175 .Is the lower limit of first class interval is 100? Justify your answer.



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Answer 1

Answer:

10

Step-by-step explanation:

class size = Difference between any two consecutive class marks

                             =115−105

                             =10

Answer 2

Answer:

10

Step-by-step explanation:

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