Question

24-8
PART-B
Answer all the questions
5 Find the arithmetic mean for the following data
0.20
20-40
40-60
frequens
12
30
60-80
20
0-100
10
Find median for the following data​

Answer 1

Answer:

41.25

Step-by-step explanation:

SOLUTION

Score Mid point of Frequency Midpoint of

10-20 15 12 180

20-30 25 3 75

30-40 35 3 105

40-50 45 2 90

50-60 55 10 550

60-70 65 10 650

Mean = sigma Xi Fi/ sigma Fi

= 1650/40

= 41.25

Hope This Help You.......☺️