Construct a frequency distribution table for the following weights (in grams) of 35 mangoes, using the equal class intervals, one of them is 40 - 45 (45 not included).
30, 40, 45, 32, 43, 50, 55, 62, 70, 70, 61, 62, 53, 52, 50, 42, 35, 37, 53, 55, 65, 70, 73, 74, 45, 46, 58, 59, 60, 62, 74, 34, 35, 70, 68.
(a) How many classes are there in the frequency distribution table?
(b) Which weight group has the highest frequency?

Solution:

(a) There are 9 classes in the frequency table

(b) Class 70-75 has highest frequency

✦ Try This: Construct a frequency distribution table for the following weights (in grams) of 35 mangoes, using the equal class intervals, one of them is 40 - 45 (45 not included).

20, 10, 50, 12, 53, 51, 15, 32, 90, 30, 71, 32, 23, 32, 10, 32, 75, 37, 63, 55, 55, 20, 63, 74, 65, 86, 58, 59, 20, 82, 74, 14, 85, 90, 68.

(a) How many classes are there in the frequency distribution table?

(b) Which weight group has the highest frequency?

☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 5

NCERT Exemplar Class 8 Maths Chapter 2 Problem 100

Construct a frequency distribution table for the following weights (in grams) of 35 mangoes, using the equal class intervals, one of them is 40 - 45 (45 not included). 30, 40, 45, 32, 43, 50, 55, 62, 70, 70, 61, 62, 53, 52, 50, 42, 35, 37, 53, 55, 65, 70, 73, 74, 45, 46, 58, 59, 60, 62, 74, 34, 35, 70, 68. (a) How many classes are there in the frequency distribution table, (b) Which weight group has the highest frequency?

Summary:

The frequency table is drawn for the given raw data.

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