Exam 1

1. Metainformation

   Tag	Value
   file	Probability_vufgb-expectedvalue-003-en_vufgb-expectedvalue-003-en
   name	vufgb-expectedvalue-003-en
   section	Probability/Elementary Probability/Random variables/Expected value
   type	schoice
   solution	TRUE, FALSE, FALSE, FALSE
   Type	Interpreting output, Case
   Program
   Language	English
   Level	Statistical Thinking

   Question

   In a study on losing weight, the two factors are: Green Tea Drinking (whether or not), and Following Low-Energy Diet (whether or not). The dependent variable is weight loss over three months. Given is the table below with marginal averages. The same number of people participate in each cell. What is the expected mean for the participants who both drink tea and follow the diet follow if there were only main effects?

   

   
   
   1. TRUE: 8
   2. FALSE: 10
   3. FALSE: 12
   4. FALSE: 14
   
   
   1. Correct
   2. Incorrect
   3. Incorrect
   4. Incorrect