Question

What is the coefficient of mean deviation for the following distribution of heights? Take

deviation from AM.


(Height in inches) :
60-62
63-65
66-68
69-71
72-74


(No. of students):
5
22
28
17
3


(a) 2.30 inches (b) 3.45 inches (c) 3.82 inches (d) 2.48 inches

Please Give Full Solution & Don't Spam​

Answer 1

Step-by-step explanation:

60/62*100= 96.7741935

63/65 *100 = 96.9230769

66/68*100 = 97.0588235

69/71*100 = 97.1830986

72/74 *100= 97.2972973

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