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Which of the following method produces a data ranking with ties being assigned the mean of the ranks for the group?
AnsweredAdmin asked 4 years ago • 
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rolling_count function gives the number of non-null observations
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Which of the following is implemented on DataFrame to compute the correlation between like-labeled Series contained in different DataFrame objects?
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Which of the following specifies the required minimum number of observations for each column pair in order to have a valid result?
AnsweredAdmin asked 4 years ago • 
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Which of the following object has a method cov to compute covariance between series?
AnsweredAdmin asked 4 years ago • 
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Which of the following is used to compute the percent change over a given number of periods?
AnsweredAdmin asked 4 years ago • 
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All values of categorical data are either in categories or np.nan
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Which of the following method can be used to rename categorical data?
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Using _________ on categorical data will produce similar output to a Series or DataFrame of type string
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Combination of TimedeltaIndex with DatetimeIndex allow certain combination operations that are NaT preserving
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Which of the following is used to generate an index with time delta?
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Which of the following scalars can be converted to other ‘frequencies’ by as typing to a specific timedelta type?
AnsweredAdmin asked 4 years ago • 
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Numeric reduction operation for timedelta64ns will return _________ objects
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Which of the following operations are supported on Time Frames?
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If X predicts Y, it does mean X causes Y
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