Which level of measurement can contain only qualitative data?
Nominal
10
Which level of measurement can contain qualitative or quantitative data?
Ordinal
15
This occurs when a subject reacts favorably to a placebo when in fact the subject has been given no treatment at all.
Placebo effect
20
Which sampling technique tends to lead to the most bias?
Convenience
15
What occurs when the experimenter cannot tell the difference between the effects of different factors on a variable?
Confounding variable
15
Which experimental design are you using if subjects are paired up according to a similarity and one subject in the pair is randomly selected to receive one treatment while the other subject receives a different treatment?
Matched pairs design
15
Which experimental design are you using if you divide subjects with similar characteristics into blocks, and then, within each block, randomly assign subjects to treatment groups?
Randomized block design
15
Qualitative or quantitative? The colors of automobiles on a used car lot
qualitative
5
Qualitative or quantitative? The final scores on a video game
quantitative
5
Nominal, ordinal, interval or ratio? Marital status of the faculty at BSHS
Nominal
10
Nominal, ordinal, interval, or ratio? Cost of a college education from universities in SC
Ratio
10
simple random, stratified, cluster, systematic, or convenience? Several people from each zip code in the county are given a survey.
Stratified
10
What is the repetition of an experiment using a large group of subjects?