Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_uva-oneway-anova-358-en_uva-oneway-anova-358-en
   name	uva-oneway-anova-358-en
   section	Inferential Statistics/Parametric Techniques/ANOVA/Oneway ANOVA
   type	schoice
   solution	TRUE, FALSE, FALSE, FALSE
   Type	Conceptual
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	-1.254
   p-value	0.9495

   Question

   To compare 4 treatments (1, 2, 3, and 4) on average effectiveness, 4 individuals are divided by lot among the treatments. The data are analyzed by ANOVA. Which null hypothesis can be meaningfully tested here? be tested?

   
   
   1. TRUE: Μ1 = μ2 = μ3 = μ4
   2. FALSE: ΜA = μB = μC = μD = μE
   3. FALSE: Σ21 = σ22 = σ23 = σ24
   4. FALSE: Σ2A = σ2B = σ2C = σ2D = σ2E
   
   
   1. Μ1 = μ2 = μ3 = μ4: Correct
   2. ΜA = μB = μC = μD = μE: Incorrect
   3. Σ21 = σ22 = σ23 = σ24: Incorrect
   4. Σ2A = σ2B = σ2C = σ2D = σ2E: Incorrect