Q. Point out the correct statement.

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Q. Which of the following object has a method cov to compute covariance between series?

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Q. Which of the following specifies the required minimum number of observations for each column pair in order to have a valid result?

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Q. Point out the wrong statement.

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Q. 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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Q. rolling_count function gives the number of non-null observations.

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Q. Which of the following method produces a data ranking with ties being assigned the mean of the ranks for the group?

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Q. Which of the following can potentially change the dtype of a series?

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Q. cov and corr supports the optional min_periods keyword.

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Q. Which of the following thing can be data in Pandas?

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Q. Point out the correct statement.

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Q. The result of an operation between unaligned Series will have the ________ of the indexes involved.

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Q. Which of the following input can be accepted by DataFrame?

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Q. Point out the wrong statement.

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Q. Which of the following takes a dict of dicts or a dict of array-like sequences and returns a DataFrame?

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Q. Series is a one-dimensional labeled array capable of holding any data type.

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Q. Which of the following works analogously to the form of the dict constructor?

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Q. Which of the following operation works with the same syntax as the analogous dict operations?

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Q. If data is an ndarray, index must be the same length as data.

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Q. All pandas data structures are ___ mutable but not always _______mutable.

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