Which of the following describes the entire area underneath a frequency curve?
A)The entire area is 1 or 100%.
B)The entire area is equal to the total number of individuals in the population.
C)The entire area is equal to the total percentage of individuals in the population with the measurement being studied.
D)None of the above.

Question

Quizplus · Accepted Answer

The area underneath a frequency curve represents the total probability or relative frequency of occurrences for the variable being studied. Since probability or relative frequency can never exceed 1 (or 100%), the entire area underneath the frequency curve must be equal to 1 or 100%.

Which of the Following Describes the Entire Area Underneath a Frequency