Suppose a set of sample data has the following 5-number summary:

MIN	Q1	MEDIAN	Q3	MAX
20	45	72	97	122

Which of the following statements is INCORRECT?

Select one:

a.

The interquartile range (IQR) is 52.

b.

75% of the scores lie between 20 and 97.

c.

50% of the scores lie between 45 and 97.

d.

25% of the scores are below 72.

e.

25% of the scores are above 97.