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Consider the following distribution: Marks 0 or more 10 or more 20 or more 30 or more 40 or more 50 or more Number of students 63 58 55 51 48 42 (a) Calculate the frequency of class 30-40. (b) Calculate the class mark of the class 10-20

Consider the following distribution:
Marks 0 or more 10 or more 20 or more 30 or more 40 or more 50 or more
Number of students 63 58 55 51 48 42

(a) Calculate the frequency of class 30-40.
(b) Calculate the class mark of the class 10-20

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60787 Points
2 years ago
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