Question

185
195
200
12
N = 200 = N/2 = 100
Median = 1
Let the missing frequencies be x and y.
C.I. Frequency Cumulative frequency
10 - 20
20 - 30
30-40
42 + x
40 - 50
107 + x
50 - 60
107 + x + y
60-70
25 132 132 + x + y
70-80
- 18 50
150 + x + y
230
150 + x + y = 230 = x + y = 80
Median = 46 = Median class is 40 - 50.
Using formula
10Y
Given
Median = 1 +​

Answer 1

Answer:

sorry I don't understand this question