(i) How many families spend between Rs 525- Rs 700 on milk?
Answers
Answered by
8
Solution -
M.Ex.(in) 0-175 175-350 350-525 525-700 700-875 875-1050 1050-1225
No.of Families 10 14 15 21 28 7 5
n = 100
Median =L+
G
(n/2)−B
×W
Median =252+
21
(50−39)
×175
Median =616.667
Where L = Lowers limit of median class
B = C.F of class before median class
G = Frequency of median class
W = class width
Mode L+=
(fm−fm−1)+(fm−fm+1)
fm−fm−1
×W
Mode =700+
21+7
7
×175
Mode =743.75
Where L = lower limit of model class
fm-1 = Freq.of class before
fm+1 = Freq.of class after
fm = Freq.of class modal
W = class width
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3
Answer:
12+45678901234667890
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