Question

1.The weights (in kg) of 50 wrestlers are recorded in the following table:  Find the mean weight of the wrestlers.

Weight(in kg)

100-110

110 -120

120 -130

130 -140

140-150

No.of wrestlers

       4

       14

       21

        8

       3​

Answer 1

Step-by-step explanation:

105*4=420

115*14=1610

125*21=2625

135*8=1080

145*3=435

mean

(420+1610+2625+1080+435)

50

$= 123.4$