Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_uva-test-533-en_uva-test-533-en
   name	uva-test-533-en
   section	Inferential Statistics/Parametric Techniques/ANOVA/ANOVA F-test
   type	schoice
   solution	FALSE, FALSE, FALSE, TRUE
   Type	Calculation
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	3.755
   p-value	0.163

   Question

   To compare two populations, a sample is drawn from both sample is drawn with the following results:______________. Group 1: n = 10, mean = 107, variance = 400. Group 2: n = 12, mean = 112, variance = 484. The value of the test size F to test the null hypothesis σ₁^² = σ₂^² is equal to

   
   
   1. FALSE: 0.91
   2. FALSE: 1.05
   3. FALSE: 1.1
   4. TRUE: 1.21
   
   
   1. 0.91: Incorrect
   2. 1.05: Incorrect
   3. 1.1: Incorrect
   4. 1.21: Correct