Foursquare API >> Applied Data Science Capstone
TOTAL POINTS 12
1.What type of file allows data to be saved in a tabular format?
1 point
2.What Python library is used forfast array processing?
1 point
3.What path tells us where the data is stored?
1 point
4.What does the head() method return?
1 point
5.According to this course datasets can be stored where?
1 point
6.The Pandas library is mostly used for what?
1 point
7.What would return the first 10 rows of dataframe df?
1 point
8.What is the function used to remove rows and columns with Null or NaN values?
1 point
9.How would you multiply each element in the column df[“c”] by 5 and assign it back to the column df[“c”]?
1 point
10.What does the below code segment give an example of for the column “length”?
df[“length”] = (df[“length”]-df[“length”].mean())/df[“length”].std()
1 point
11.Consider the following image: what is the name of the operation that transformed the column fuel into quantitative variables?
1 point
12.What task does the following line of code perform?
df[‘peak-rpm’].replace(np.nan, 5,inplace=True)
1 point
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