Exam 1

1. Metainformation

   Tag	Value
   file	Descriptive-statistics_uva-measures-of-location-267-en_uva-measures-of-location-267-en
   name	uva-measures-of-location-267-en
   section	Descriptive statistics/Summary Statistics/Measures of Location
   type	schoice
   solution	FALSE, FALSE, TRUE, FALSE
   Type	Conceptual
   Language	English
   Level	Statistical Literacy
   IRT-Difficulty	2.812
   p-value	0.426

   Question

   Two independent samples were drawn from two populations with as results:

   • Sample 1: size = 16, mean = 42.0, standard deviation = 5.4
   • Sample 2: size = 12, mean = 37.0, standard deviation = 5.9

   The two-sided 95% confidence interval for $\mu_1$, the average of the first population, is equal to:

   
   
   1. FALSE: 30.49, 53.51
   2. FALSE: 33.25, 40.75
   3. TRUE: 39.12, 44.88
   4. FALSE: 39.63, 44.37