Which Include Directive Is Necessary for File IO

question 50

Multiple Choice

Which include directive is necessary for file IO

• A) #include <fstream>
• B) #include <iomanip>
• C) #include <cstdlib>
• D) #include <fileIO>

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Definitions:

Correlation

A numerical indicator showing how much two or more variables move in relation to each other.

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A group of antibiotics derived from Penicillium fungi, used in the treatment of bacterial infections by inhibiting bacteria cell wall synthesis.

Regression Analysis

A statistical method used to examine the relationship between one or more independent variables and a dependent variable.

Residuals Plot

A graph that displays the residuals, which are the differences between observed and predicted values, against the predicted values to assess the fit of a regression model.