QUESTION 19 A researcher wants to study how much people enjoy music. The researcher goes to a concert and asks people there about how much they enjoy music. This is likely to produce a effect. 0 ceiling 0 floor 0 harmonious 0 random QUESTION 20 Which of the following is a way in which graphs can be made to be misleading? 0 not using intervals of equal sizes 0 "not showing the full range of possible values, or ""truncating 0 not labeling the axes on the graph 0 all of the above the graph" QUESTION 21 What does a measure of central tendency describe? 0 what the best possible score looks like 0 "what a ""typical"" score looks like" 0 what the least common score looks like 0 what the highest score looks like QUESTION 22 "Students in a class take a 10 point quiz, and get the following scores. What is the mean score on this quiz? Scores: 5, 7, 3, 9, 10" O 6.8 O 5.3 O 10 o 8.6