Find out arithmetic mean?
Marks
Less than 5
Less than 10
less than 15
less than 20
Less than 25
Less than 30
No of students
1o
23
30
54
69
80
[Ans. X = 15.87
Answers
Answered by
0
Answer:
One method is to calculate the arithmetic mean. To do this, add up all the values and divide the sum by the number of values. For example, if there are a set of “n” numbers, add the numbers together for example: a + b + c + d and so on. Then divide the sum by “n”.
Step-by-step explanation:
hope it helps
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