hard · SAT Math
A book club's records were summarized in a box plot showing the number of books read last year by each of its members, using this five-number summary: Minimum: 2 books Q1: 5 books Median: 8 books Q3: 12 books Maximum: 20 books Based only on this box plot, which statement can be determined to be true?
- The mean number of books read was 8.
- Exactly 20 members belonged to the book club.
- The interquartile range (7 books) is greater than the range (18 books).
- The median number of books read was 8.
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