Q. Given a dataframe df as shown below:
|
|
A |
B |
C |
|
0 |
15 |
17 |
19 |
|
1 |
16 |
18 |
20 |
|
2 |
20 |
21 |
22 |
What will be the result of following code statements?
(a) df['C'] = np.NaN
(b) df['C'] = [2, 5]
(c) df['C'] = [12, 15, 27]
Answer =
(a)
A B C
0 15 17 NaN
1 16 18 NaN
2 20 21 NaN
(b)
ERROR
(c)
A B C
0 15 17 12
1 16 18 15
2 20 21 27
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