i. A percentile divides a distribution into one hundred equal parts. ii. A student scored in the 85 percentile on a standardized test. This means that the student scored higher than 85% of the rest of the students taking the test.
iii. The interquartile range is the difference between the values of the first and third quartile, indicating the range of the middle fifty percent of the observations.
A) (i), (ii) and (iii) are all correct statements
B) (i) and, (ii) are correct statements but not (iii).
C) (i) and, (iii) are correct statements but not (ii).
D) (ii) and (iii) are correct statements, but not (i).
E) (i), (ii) and (iii) are all false statements.

Question

Quizplus · Accepted Answer

All three statements are correct. (i) defines the concept of percentile, (ii) gives an example of how it is used to interpret test scores and (iii) defines the interquartile range.

I a Percentile Divides a Distribution into One Hundred Equal