Question 1 - Ungrouped Data - Chapter 12 Class 9 Statistics

Last updated at August 11, 2026 by

Ex 14.2, 1 - The blood groups of 30 students of Class VIII - Ex 14.2

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Question 1 The blood groups of 30 students of Class VIII are recoded as follows: A, B, O, O, AB, O, A, O, B, A, O, B, A, O, O, A, AB, O, A, A, O, O, AB, B, A, O, B, A, B, O. Represent this data in the form of a frequency distribution table. Which is the most common, and which is the rarest, blood group among these students?

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