a) 2 b) 4 c) 6 d) None of the mentioned Answer: d Explanation: Generalized linear models ...
View QuestionThe least squares estimate for the coefficient of a multivariate regression model is exactly regression through the origin with the linear relationships.
a) True b) False Answer: b Explanation: Multivariate regression adjusts a coefficient for the linear impact ...
View QuestionWhich of the following show residuals divided by their standard deviations?
a) rstudent b) cooks.distance c) rstandard d) all of the mentioned Answer: c Explanation: rstandard stands for ...
View QuestionResidual ______ plots investigate normality of the errors.
a) RR b) PP c) QQ d) None of the mentioned Answer: c Explanation: Patterns in your ...
View QuestionMultivariate regression estimates are exactly those having removed the linear relationship of the other variables from both the regressor and response.
a) True b) False Answer: a Explanation: Multivariate Data Analysis refers to any statistical technique used to ...
View QuestionWhich of the following can be useful for diagnosing data entry errors?
a) hat values b) dffit c) resid d) all of the mentioned Answer: a Explanation: resid returns ...
View QuestionPoint out the wrong statement.
a) The fraction of variance unexplained is an established concept in the context of linear regression b) “Explained ...
View QuestionWhich of the following statement is incorrect with respect to outliers?
a) Outliers can have varying degrees of influence b) Outliers can be the result of spurious or real ...
View QuestionWhich of the following things can be accomplished with linear model?
a) Flexibly fit complicated functions b) Uncover complex multivariate relationships c) Build accurate prediction models d) All of ...
View QuestionPoint out the correct statement.
a) A standard error is needed to create a prediction interval b) The prediction interval must incorporate the ...
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