Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_vufgb-rsquared-002-en_vufgb-rsquared-002-en
   name	vufgb-rsquared-002-en
   section	Inferential Statistics/Regression/R squared
   type	schoice
   solution	FALSE, FALSE, TRUE, FALSE
   Type	Interpreting output
   Program
   Language	English
   Level	Statistical Thinking

   Question

   From the regression analysis performed on survey data on 99 participants it is apparent that there is a statistically significant positive association between the number of minutes per day someone watches television and that person’s cholesterol concentration. Part of the regression output is provided below.

   What percentage of the total variance in cholesterol concentration is explained in this model?

   

   
   
   1. FALSE:
      • 35.9%
   2. FALSE: 64.1%
   3. TRUE: 12.9%
   4. FALSE: 87.1%
   
   
   1. Incorrect
   2. Incorrect
   3. Correct
   4. Incorrect