I the Interquartile Range Is the Difference Between the Values

question 174

Multiple Choice

i. 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.
Ii) An outlier is a data point that always occurs in the first quartile.
Iii) 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.

• 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) All statements are false

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