Teaching NVS TGT 2024 Test Series Engineering Mathematics Probability and Statistics Statistical Variables
In the following distribution whose mean is 40, find the missing frequency k :
|
x |
20 |
30 |
40 |
50 |
60 |
|
f |
13 |
k |
23 |
34 |
18 |
1
44
2
30
3
40
4
33