Answer / Reeturaj Pandey

substr() is a function in R used for extracting substrings from characters. The syntax is substr(string, start, stop). It returns the part of the string starting from 'start' and ending before 'stop', both indexes being 1-based.

Explain about confusion matrix in r?

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How will you measure the probability of a binary response variable in r language?

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Write a function in R language to replace the missing value in a vector with the mean of that vector?

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What is the recycling of elements in a vector? Give an example.

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What are r matrices and r matrices functions?

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Which data object in r is used to store and process categorical data?

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How many data structures does r language have?

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In R how you can import Data?

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What is a white noise model?

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What is apply() function in r?

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How would you create a new r6 class?

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Name all control statements present in r?

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