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02/07/2020Weekly Quiz 2: Predictive Modeling - Great Learning1/10Go Back to Predictive ModelingCourse ContentWeekly Quiz 2Type:Graded QuizAttempts:1/2Questions:16Time:20mScoring Policy:Highest ScoreDue Date:Jul 03, 11:30 PMYour Score:7.00/16InstructionsAttempt HistoryDateAttemptMarksRETAKEQuestion No: 1Incorrect AnswerCalculate the odds ratio (rounded off to 2 decimal points) for the given probability, P =0.45Jul 02, 12:19 AM17Hide answers
02/07/2020Weekly Quiz 2: Predictive Modeling - Great Learning2/10Question No: 2Incorrect AnswerA logistics regression model was built to predict the likelihood of passing an exam usingHours, Prelim and GenderFemale as an independent variable and it was observed that pvalues of variables are as follows.Coefficients: ## Estimate Std. Error z value Pr(>|z|) ## (Intercept) 2.9670448 1.6369114 1.813 0.06990 . ## GenderFemale -1.2758823 0.5232272 -2.438 0.01475 * ## Hours 0.0006937 0.0005203 1.333 0.18243 ## Prelim -0.2536125 0.0939686 -2.699 0.00696 **Which of the following variables is a significant predictor?Question No: 3Correct AnswerObserve the below table and calculate- Specificity0.690.730.77You Selected0.82HoursYou SelectedPrelimBoth of themNone of the above