Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_uva-independent-samples-means-244-en_uva-independent-samples-means-244-en
   name	uva-independent-samples-means-244-en
   section	Inferential Statistics/Parametric Techniques/t-test/Independent samples means
   type	schoice
   solution	FALSE, TRUE, FALSE
   Type	Conceptual
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	0.349
   p-value	0.9139

   Question

   The t-test for two averages requires at sample sizes n₁ = n₂ = 50 that ‘A’ the sample variances are equal to each other, and that ‘B’ the population distributions are normal.

   
   
   1. FALSE: A’ and ‘B’ are both false
   2. TRUE: A’ and ‘B’ are both TRUE
   3. FALSE: A’ is TRUE and ‘B’ is false
   
   
   1. A’ and ‘B’ are both false: Incorrect
   2. A’ and ‘B’ are both TRUE: Correct
   3. A’ is TRUE and ‘B’ is false: Incorrect