Data Visualization With Ggplot2 - Study Mode

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[#111] What will be the output of the following R code? install.packages(c("devtools", "roxygen2"))

(A) Develops the tools

(B) Exits R studio

(C) Installs the given packages

(D) Nothing happens

Correct Answer

(C) Installs the given packages

[#112] What is predicting y for a value of x that is within the interval of points that we saw in the original data called?

(A) Regression

(B) Extrapolation

(C) Intra polation

(D) Polation

Correct Answer

(C) Intra polation

[#113] Analysis of variance in short form is?

(A) ANOV

(B) AVA

(C) ANOVA

(D) ANVA

Correct Answer

(C) ANOVA

[#114] . . . . . . . . is a simple approach to supervised learning. It assumes that the dependence of Y on X1, X2, . . . Xp is linear.

(A) Linear regression

(B) Logistic regression

(C) Gradient Descent

(D) Greedy algorithms

Correct Answer

(A) Linear regression

[#115] Although it may seem overly simplistic, . . . . . . . . is extremely useful both conceptually and practically.

(A) Linear regression

(B) Logistic regression

(C) Gradient Descent

(D) Greedy algorithms

Correct Answer

(A) Linear regression