Cumulative frequency distribution. H. WScoreNo. of students20 - 30

1.	Cumulative frequency distribution. H. WScoreNo. of students20 - 30 \| 30 - 40 40-5050 - 6060 - 7070-8080 - 90 90 - 102035403224271834
Answer» Answer: The frequency DISTRIBUTION table for the given marks can be DRAWN as: (i) The class INTERVAL (40−49) has the highest frequency and the class interval (90−99) has the lowest frequency. (ii) In the class interval (30−39), the lower limit is 30 − 0.5 = 29.5 and the upper limit is 39 + 0.5 = 39.5. (III) The range of the given distribution is 97− 32 = 65.

Cumulative frequency distribution. H. WScoreNo. of students20 - 30 | 30 - 40 40-5050 - 6060 - 7070-8080 - 90 90 - 102035403224271834

Answer»

Answer:

The frequency DISTRIBUTION table for the given marks can be DRAWN as:

(i) The class INTERVAL (40−49) has the highest frequency and the class interval (90−99) has the lowest frequency.

(ii) In the class interval (30−39), the lower limit is 30 − 0.5 = 29.5 and the upper limit is

39 + 0.5 = 39.5.

(III) The range of the given distribution is 97− 32 = 65.

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Cumulative frequency distribution. H. WScoreNo. of students20 - 30 | 30 - 40 40-5050 - 6060 - 7070-8080 - 90 90 - 102035403224271834​

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Cumulative frequency distribution. H. WScoreNo. of students20 - 30 | 30 - 40 40-5050 - 6060 - 7070-8080 - 90 90 - 102035403224271834