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Write a NumPy program to find the number of elements of an array, length of one array element in bytes and total bytes consumed by the elements. 3. Answer the following questions. 2. a) ... Write a small python code to drop a row from dataframe labeled as 0. 1. e)
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Write a NumPy program to find the number of elements of an array, length of one array element in bytes and total bytes consumed by the elements. 3. import as np = .array([1,2,3], dtype=np.float64) ... Write a small python code to drop a row from dataframe labeled as 0. 1. df = df.drop(0) e)
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Questions on DataFrame. 1. Which function in pandas that helps to perform a number of operations on a dataframe . Row wise and Column wise. (i). pipe() (ii) applymap() (iii). apply() (iv) None of these . Ans (iii).apply() 2. Write a small python code to delete a column namely “head1” from a dataframe df1. Ans: df = df1.pop(‘head1’) .. 3.
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Write python statement to create a one –dimensional array using arrange() function .Elements will be in the range 10 to 30 with a step of 4 (including both 10 and 30). Reshape this one-dimensional array to two dimensional array of shape(2,3).
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Write a small python code to create a dataframe with headings (sid, age) from the list given below. ... What is the name of a special control structure that facilitates the row-by-row processing of records in the result set during Python-MySQL connectivity? ... Display details of flights that have more than 4 number of flights operating. (iii ...
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Create a Data Frame quarterly sales where each row contains the item category, item name, and expenditure. Group the rows by the category and print the total …
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Python dataframe row number