A. list is size and data mutable

series is data mutable but not size mutable.

A. describe().

python data science interview questions and answers python is a high-level programming language using Data Science Now a days

Q. What parameter is used to update the data without explicitly assigning data to a variable ?

A. Inplace is used to assign result of function to itself. If inplace = True , there is no need to explicitly assign to a variable.

Q. What is the use of With() and By() function in R on**Data Science**?

A. with() function applies an expression to a dataset.

#with(data,expression)

By() function applies a function t each level of a factors.

#by(data,factorlist,function)

A. Inplace is used to assign result of function to itself. If inplace = True , there is no need to explicitly assign to a variable.

Q. What is the use of With() and By() function in R on

A. with() function applies an expression to a dataset.

#with(data,expression)

By() function applies a function t each level of a factors.

#by(data,factorlist,function)

Q. What is R square value?

A. R squared values tells us how close the regression line is fit to the actual values.

Q. What are some common ways of imputation in**data science**?

A. Mean imputation, median imputation, KNN imputation, Stochastic regression, substitution.

A. R squared values tells us how close the regression line is fit to the actual values.

Q. What are some common ways of imputation in

A. Mean imputation, median imputation, KNN imputation, Stochastic regression, substitution.

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