EXAM 1 QUESTIONS AND CORRECT
ANSWERS
Examples of nominal scale ANSW✅✅blood types, college major, room number
ordinal (category + order) scale ANSW✅✅means "ordering"; provides information about ranking
by size or measure; does not provide information about magnitude of difference between values
Examples of ordinal scale ANSW✅✅numbers' placement in a marathon, shirt sizes
interval (category + order + equal distance between points) scale ANSW✅✅contains ordered
values that are the same distance apart; does not have an absolute, meaningful zero; can have
negative values
Examples of interval scale ANSW✅✅temperature on a Farenheit scale
ratio (category + order + equal distance between points + absolute zero) ANSW✅✅contains
ordered values that are the same distance apart; does contain an absolute, meaningful zero; values
can be divided in a meaningful way; cannot have negative values
Examples of ratio scale ANSW✅✅cups of coffee consumed, height, number of errors on an exam
population ANSW✅✅every member within a group that is of interest; not necessarily large
Examples of populations ANSW✅✅everyone diagnosed with depression, all voters in the US
sample ANSW✅✅a subset of the population of interest that is being studied
Examples of samples ANSW✅✅200 people diagnosed with depression, 1,000 voters in the US