Q1) At certain college, there were 600 science majors, 200 engineering majors, and 500 business majors.  If student is selected at random, find out probability that student is engineering major?

Q2) According to Internet posting, 80% of adults enjoy drinking beer.  If group of 3 adults is chosen at random, determine the probability that none of them enjoy drinking beer.    

Median can be a more suitable measure of central tendency than mean if distribution of data is extremely skewed.           

i) False         

ii) True          

iii) It does not matter, when data are skewed mean and median are same.

iv) It does not matter, when data are skewed mean, median, and mode are same.