Question

42. If the mode of a distribution is 12 and the mean is 3, then the median is
(4) 6
(1) 8
(2) 36
(3) 4​

Answer 1

Answer:

xqgcaucauhavkvaova Ivan's KY caiwviav

Answer 2

Step-by-step explanation:

Daily Wages No.of workers Daily wages No.of workers f

i

u

i

31 - 36 6 30.5 - 36.5 6 -15

37 - 42 12 36.5 - 42.5 12 -12

43 - 48 20 42.5 - 48.5 20 -8

49 - 54 15 48.5 - 54.5 15 0

55 - 60 9 54.5 - 60.6 4 6

61 - 66 4 60.5 - 66.5 4 6

∑f

i

=40 ∑f

i

u

i

=−23

Modal class frequency is 42.5 - 48.5

l=42.5,f

1

=20,f

o

=12,f

2

=15,h=6

Mode=42.5+

2(20)−12−15

20−12

×6

∴Mode=46.2