Exam 1

1. Metainformation

   Tag	Value
   file	Inferential_Statistics_uva-sample-mean-1347-en_uva-sample-mean-1347-en
   name	uva-sample-mean-1347-en
   section	Inferential Statistics/Sampling Distributions/Sample mean
   type	schoice
   solution	FALSE, TRUE, FALSE
   Type	Conceptual
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	2
   p-value	0.5905

   Question

   Below is a breakdown of grades for a statistics exam:‛
   

   ——– ————————– Grade Distribution (in percent) 5 13,5 4 21,3 3 24,6 2 18,7 1 21,9 ——– ————————–

    Below are several possible histograms of the sample distribution of the mean. Which histogram belongs best to a sample size of 5?

   

   
   
   1. FALSE: A
   2. TRUE: B
   3. FALSE: C
   
   
   1. A: Incorrect
   2. B: Correct
   3. C: Incorrect