Informatics Practices
Which of the following is not a valid function that can be used with DataFrames ?
- count()
- sum()
- length()
- mad()
Python Pandas
2 Likes
Answer
length()
Reason — In Pandas, the length() function is not a valid function for DataFrames. Instead, we can use the len() function to get the length of a DataFrame. The other functions listed (count(), sum(), mad()) are valid functions for performing operations on DataFrames.
Answered By
1 Like
Related Questions
Which of the following would give the same output as DF/DF1 where DF and DF1 are DataFrames ?
- DF.div(DF1)
- DF1.div(DF)
- Divide(DF, DF1)
- Div(DF, DF1)
To skip NaN values in a calculation, you can specify …………… attribute.
- NaN
- NA
- skipna
- all of these
The technique that divides total distribution of data into a given number of equal proportions is called a …………… .
- quartile
- tercile
- median
- quantile
…………… divides the total distribution in four equal parts.
- quartile
- tercile
- median
- quantile