You have to finish 50 questions in 17 minutes
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1 / 50
Which pandas method is used to calculate pairwise covariance of columns?
2 / 50
Which method is used to drop a specific column from a DataFrame?
3 / 50
How do you select a specific column from a DataFrame?
4 / 50
How would you get the sum of values for each column?
5 / 50
How would you count the number of unique values in a column?
6 / 50
Which method is used to compute descriptive statistics of a DataFrame?
7 / 50
How do you save a plot created using pandas to a file?
8 / 50
What is the primary use of a box plot in data analysis?
9 / 50
Which method is used to merge two DataFrames based on a common column?
10 / 50
Which pandas function would you use to create a histogram?
11 / 50
Why is it important to tackle null values in a dataset during data analysis?
12 / 50
How would you create a box plot for every column in a DataFrame using pandas?
13 / 50
Which method is used to compute a simple cross-tabulation of two (or more) factors?
14 / 50
What is the method to get the data types of each column in a DataFrame?
15 / 50
How do you set the title of a box plot created using pandas?
16 / 50
How do you check for missing values in a DataFrame?
17 / 50
How would you read a CSV file in pandas?
18 / 50
How do you perform data normalization in pandas?
19 / 50
How would you convert a pandas DataFrame to a NumPy array?
20 / 50
Which method is used to sort the index of a pandas DataFrame?
21 / 50
Which method is used to sort a DataFrame based on a specific column?
22 / 50
How do you select rows in a DataFrame based on index labels?
23 / 50
Which method is used to get the statistical summary of a DataFrame?
24 / 50
Which method is used to round a DataFrame to a variable number of decimal places?
25 / 50
How would you create a correlation matrix in pandas?
26 / 50
How would you rename a column in a DataFrame?
27 / 50
What is the method to display the first 5 rows of a DataFrame?
28 / 50
Which method is used to drop rows with missing values in pandas?
29 / 50
Which method is used to reset the index of a DataFrame?
30 / 50
What is the method to calculate the mean of each column in a DataFrame?
31 / 50
What is the method to drop duplicate rows from a DataFrame?
32 / 50
How do you set a pandas option to display a maximum of 10 rows?
33 / 50
Which method is used to reshape a DataFrame using a melt operation?
34 / 50
What is the purpose of the cut function in pandas?
35 / 50
Which method is used to return the first n rows of a DataFrame?
36 / 50
Which method in pandas is used to write DataFrame to a comma-separated values (csv) file?
37 / 50
How do you convert a series of date-strings to a pandas datetime object?
38 / 50
How do you fill missing values with a specific value in a DataFrame?
39 / 50
Which method is used to compute pairwise correlation of columns excluding NA/null values?
40 / 50
How do you set the index of a DataFrame?
41 / 50
How do you change the data type of a column in pandas?
42 / 50
What is the purpose of the melt function in pandas?
43 / 50
Which function is used to replace values given in to_replace with value?
44 / 50
Which parameter would you use with df.plot(kind='box') to plot by a particular column?
45 / 50
How would you create a box plot for a specific column using pandas?
46 / 50
What is the purpose of the groupby method in pandas?
47 / 50
What is the method to get a random sample of rows from a DataFrame?
48 / 50
How would you filter rows in a DataFrame based on a condition?
49 / 50
Which method is used to concatenate two DataFrames?
50 / 50
What is the purpose of the pivot_table method in pandas?
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