Question

In the given frequency distribution table the median class is :

Class Interval 0-10 10-20 20-30 30-40 40-50

Frequency 5 8 12 15 20

A. 10-20

B. 20-30

C. 30-40

D. 0-10​

Answer 1

Answer:

mark me as brainlist

Step-by-step explanation:

Correct option is

B

20−30

Class Frequency Cumulative Frequency

0-10 12 12

10-20 13 25

20-30 25 50

30-40 20 60

40-50 10 70

Now

2

N

=35. Hence cumulative frequency just greater than 35 is 50. The corresponding class is 20−30.

Answer 2

Step-by-step explanation:

the correct answer is option b i.e, 20-30

bcoz it is the middle frequency