Find the median of the following data.
| x |
10
|
12 | 14 |
16
|
18 |
20
|
25 |
| f | 5 | 6 | 4 | 10 | 3 | 2 | 7 |
Asked by Topperlearning User | 7th Nov, 2017, 01:12: PM
Expert Answer:
|
x
|
f
|
cf
|
|
10
|
5
|
5
|
|
12
|
6
|
11
|
|
14
|
4
|
15
|
|
16
|
10
|
25
|
|
18
|
3
|
28
|
|
20
|
2
|
30
|
|
25
|
7
|
37
|
Number of observations, N = 37
Now, cumulative frequency just greater that 19 is 25 and the value of x corresponding to 25 is 16.
Thus, Median = 16
Answered by | 7th Nov, 2017, 03:12: PM
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