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Consider the following types of data : ...

Consider the following types of data :
1. Marks of students who appeared for a test of 100 marks.
2. Collar sizes of 200 shirts sold in a week.
3. Monthly incomes of 250 employees of a factory.
For which of the above data, mode is a suitable measure of central tendency?

A

1 and 2 only

B

2 only

C

1 and 3 only

D

1, 2 and 3

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