Question

kindly please answer all these questions​

Answer 1

1)27.83333333

2)154.22

3)62.6

Step-by-step explanation:

Median = x= £fx

£f

1)39+21+23+17+32+41+18+26+30+24+27+36

12

2). X f fx

151 6 906

152 3 456

153 12 1836

154 4 616

155 10 1550

157 7 1099

156 8 1248

£f= 50 £fx= 7711

x= £fx

£f.

7711

50

= 154.22

3) X f fx

58 20 1160

62 15 930

60 25 1500

64 8 512

74 10 740

66 12 792

£f = 90 £fx = 5634

x= £fx

£f

5634

90

= 62.6