Question

The marks out of 50, obtained by 30 students of a class in an examination are below:

40, 12, 46, 37, 17, 27, 30, 6, 2, 23, 19, 39, 25, 5, 33

19, 21, 12, 41, 17, 12, 19, 17, 8, 10, 1, 9, 21, 13, 48. Construct a frequency table

using groups 0-10, 10-20, 20-30, 30-40, 40-50. plz fast step by step . in 2 min​

Answer 1

Answer:

ANSWER ATTACHED

Step-by-step explanation:

Answer 2

Answer:

first up all pls m,ark as brainliest just need one more for next rank

Step-by-step explanation:

rranging the marks in ascending order, we get

1,2,5,6,8,9,10,12,12,12,13,17,17,17,19,19,19,21,21,23,25,27,30,33,37,39,40,41,16,48

We may now classify them into groups as shown below.

(i) In exclusive form:

In 0-10 we inclusive 0 but exclude 10.

In 10-20, we include 10 but exclude 20, and so on.

(ii) In clusive form:

Here, in 0-10, we should both 0 and 10.

In 11-20, we include both 11 and 20.