Chapter 12 Class 9 Statistics
Serial order wise

Question 1 - Making grouped frequency distribution table - Chapter 12 Class 9 Statistics

Last updated at April 16, 2024 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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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo