Question 1: When a sample mean is greater than the true, population mean, the resulting difference is called:
a) bias
b) statistical regression
c) measurement transformation
d) sampling error
Question 2: If the names of all the students at Omega University were placed in a fishbowl, and the researcher selected out 10% of the names, the resulting sample would be:
a) biased
b) random
c) stratified
d) far too small for meaningful analysis