Question

2 x ^ { - 1 } + x ^ { - 1 / 2 } = 62x−1+x−1/2=6​

Answer 1

Answer:

Correct option is A)

To find the median class:

First add the total number of frequencies.

Here, f=93

=

2

(Totalnumberoffrequency)

=(93)/2=46.5

Hence, the value 46.5 lies in the class interval 30-40 from the cummulative frequency table.