Hello friends, in this post we are going to discuss about Regression Analysis TCS Question Answer Dumps | Regression Analysis Fresco Play Dumps | Regression Analysis TCS Multiple choice question | Regression Analysis Objective type question with answer | Regression Analysis TCS PRA IRA Dumps

Ans : 9.1021

Ans : -34.6706

Ans : 0.483

Ans : 0.484

Ans : 506

Ans : 0.901

Ans : 3.6534

Ans : 0.901

Ans : 0.419

Ans : -0.76923

Ans : 0.731

Ans : 5.104

Ans : 36.4911

Ans : 0.741

Ans – False

Ans – True

Ans – True

Ans : Regress

## 19.What is the process of removing the mean and dividing the value by the standard deviation

Ans : Standatdization

Ans : R Square

## 21.When two or more variables are correlated in a Multiple Regression Model , it is called as _______

Ans : Multi Collinearity

## 22.What is the process of rescaling the values in the range [0,1]

Ans : Normalization

## 23.What is the formula for root means square error ?

Ans – sqrt(SSE/n)

Ans – True

## 25.When more variables are added in Multi Variable Regression the marginal improvement decreases as each variable is added. This term is called ?

Ans – Law of Diminishing Returns

Ans : False

Ans : True

Ans : SST

## 29.SSE is _ for the Line of Best Fit and _ for the baseline model

Ans : Small , Big

Ans : True

Ans : Residual

## 32.What is the basic property of the model of best fit ?

Ans : Minimize Error

Ans : Increases

Ans : True

## 35.What is the good range of correlation values to include in the regression model

Ans : -0.7 to + 0.7

## 36.What is the quantity that measures the strength of relationship between two variables ?

Ans : Correlation

Ans : True

Ans : False