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Sahay Sir > Question Answers > NCERT Class 9 > Maths > Chapter 14 - Statistics > 10. The mean of the following distribution is 50. Find the value of a and hence the frequencies of 30 and 70.

10. The mean of the following distribution is 50. Find the value of a and hence the frequencies of 30 and 70.

July 4, 2021
Category: Chapter 14 - Statistics , Chapter 15 - Probability , Maths , NCERT Class 9 ,

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