Math, asked by RohitChouhan85, 1 year ago

marks obtained by 70 students are given below

marks ---- 20 70 90 40 60 50 75

no. of ---- 8 12 5 12 6 18 9

students

FIND THE MEDIAN MARKS.

Answers

Answered by Varun151
48
X F ♡ X | F| CF
20 8 ♡ 20 |8| 8
70 12♡ 40 |12| 20
90 5 ♡ 50 |18| 38
40 12 ♡ 60 |6 | 44
60 6 ♡ 70 |12| 56
50 18 ♡ 75 |9 | 65
75 9 ♡ 90| 5 | 70
TOTAL 70

median = [ (70/2)th + (70/2 +1)th ] /2

= [ 50 + 50 ] / 2 = 50

PLEASE SELECT MY ANSWERS AS BRAINLIEST
Answered by ritesh6067
7

Answer:

Mark obtained by 70 students are given below

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