Q.

The median from the following data is

Mid - value    Frequency

115

125

135

145

155

165

175

185

195

6

25

48

72

116

60

38

22

3

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a

153.79

b

165.93

c

153.91

d

165.18

answer is A.

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Detailed Solution

C.IfC.f
110-12066
120-1302531
130-1404879
140-15072151
150-160116267
160-17060327
170-18038365
180-19022387
190-2003390

N= fi=390    N2=3902=195

Median =l+N2-Ff h

              =150+195-151116 10 =150+3.79 =153.79

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The median from the following data isMid - value    Frequency11512513514515516517518519562548721166038223