Regression Analysis Interview Questions and Answers

0 votes

Q: What is lookahead in Regular expressions?

answered Aug 15 in Regression Analysis by GeorgeBell (5.2k points)

+2 votes

Q: Regression problems aid in predicting __________ outputs.

asked May 2, 2020 in Regression Analysis by James (245 points)

0 votes

Q: Based on the hands on card “ OLS in Python Statsmodels” What is the adjusted R sq value ?

answered Jan 6, 2020 in Regression Analysis by anonymous

+1 vote

Q: What is the process of removing the mean and dividing the value by the standard deviation

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+1 vote

Q: What is the formula for root means square error ?

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+1 vote

Q: What is the process of rescaling the values in the range [0,1]

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+1 vote

Q: It is advised to omit a term that is highly correlated with another while fitting a Multiple Regression Model

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+1 vote

Q: R Square Value can be greater than zero

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+1 vote

Q: Arithmetic Mean can be used as a prediction measure.

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+1 vote

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

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+1 vote

Q: What is the sum of standard error for the baseline model ?

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+1 vote

Q: SSE is _________ for the Line of Best Fit and _______ for the baseline model

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+1 vote

Q: It is advised to go for a simpler model while fitting multiple regression for a dataset

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+1 vote

Q: What is the basic property of the model of best fit ?

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+2 votes

Q: By adding multiple variables in Multi Variable Regression , the model accuracy _____________

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+2 votes

Q: Sum of Squared error is a measure of standard for a Regression Line

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+2 votes

Q: What is the good range of correlation values to include in the regression model

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+2 votes

Q: What is the quantity that measures the strength of relationship between two variables ?

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+2 votes

Q: pr(>|t|) term signifies how likely the estimated value is zero

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+3 votes

Q: It is OK to discard theoretical considerations for Statistical Measures

answered Jul 13, 2019 in Regression Analysis by john ganales (14.1k points)

+1 vote

Q: When two or more variables are correlated in a Multiple Regression Model , it is called as ____________

asked Jul 13, 2019 in Regression Analysis by anonymous

+1 vote

Q: __________ is a unit less quantity

asked Jul 13, 2019 in Regression Analysis by anonymous

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