At a day care center a researcher asks children to list their five favorite toys from most favorite to least favorite. What level of measurement is represented in this example?
a. nominal
b. ordinal
c. interval
d. ratio
Question 2Which one of the following is an example of a nominal level of measurement?
a. reaction time of an adult male measured before and after drinking an ounce of alcohol
b. a high school senior's first, second, and third choice of colleges to attend
c. classification of psychiatric patients as either neurotic or psychotic
d. estimating the number of red blood cells in a laboratory sample
Question 3The term measurement may best be defined as
a. a numerical value assigned to an observation
b. a single number that allows one to summarize, analyze or evaluate a group of observations
c. a property of an event that can assume any one of a range of values
d. a number or label assigned to an observation according to a rule or system
Question 4If your instructor tells you that the average score on a 10 point test is between 7.5 and 8.5, the instructor has given you the _______________ of the test
a. Real limits
b. Apparent limits
c. Reliability
d. Validity
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