Exam 1

1. Metainformation

   Tag	Value
   file	Descriptive-statistics_uva-interquartile-range-1207-en_uva-interquartile-range-1207-en
   name	uva-interquartile-range-1207-en
   section	Descriptive statistics/Summary Statistics/Measures of Spread/Interquartile Range
   type	schoice
   solution	TRUE, FALSE, FALSE, FALSE
   Type	Conceptual
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	0.139
   p-value	0.9211

   Question

   Below is a boxplot of a sample of 60 observations.Ê The interquartile range (IQR) for these data is approximately equal to:

   

   
   
   1. TRUE: 1,9
   2. FALSE: 4,1
   3. FALSE: 8,1
   4. FALSE: 8,9
   
   
   1. 1.9: Correct
   2. 4.1: Incorrect
   3. 8.1: Incorrect
   4. 8.9: Incorrect