Question

Which of the following variables are best thought of as continuous, which discrete? Indicate your choice for each by checking the appropriate column Variable Discrete Continuous (a) The actual length of a roll of plastic wrap advertised to be 30 feet long (b) The intensity of a 1000-Hz tone judged by a participant to be "equally as loud as" a 500-Hz tone of 50 decibels (c) In an experimental study, the participant's estimate for the height of a 3-meter image projected 12 meters away (d) The number of students, in a class of 35, who improve their score from the first midterm to the second midterm

Answer 1

a) length :- continuous

b) decibles :- continuous

c) height :- continuous

d) number of students :- discrete