Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_uva-squared-248-en_uva-squared-248-en
   name	uva-squared-248-en
   section	Inferential Statistics/NHST/Test statistic/Chi-squared
   type	schoice
   solution	FALSE, TRUE, FALSE
   Type	Calculation
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	3.001
   p-value	0.3053

   Question

   —— —— —— —— y₁ y₂ y₃ x₁ x₂ —— —— —— ——

   In the above 2 x 3 table, when the variables X and Y are mutually are independent, the expected value of the chi-square distributed test variable X² equals

   
   
   1. FALSE: 0
   2. TRUE: 2
   3. FALSE: 4
   
   
   1. 0: Incorrect
   2. 2: Correct
   3. 4: Incorrect