Question: The table below shows the thickness distribution of a sample of 100 new books in a library. (a) Thickness (cm) 0.5-0.9 1.0-1.4 1.5-1.9 2.0

The table below shows the thickness distribution of a sample of 100

The table below shows the thickness distribution of a sample of 100 new books in a library. (a) Thickness (cm) 0.5-0.9 1.0-1.4 1.5-1.9 2.0 2.4 2.5 -2.9 3.0-3.4 3.5 3.9 Number of books (f) 8 12 15 28 24 10 3 Estimate the median of the book thickness. Delay midpoint (x) 0.7 1.2 1.7 2.2 2.7 3.2 3.7 [2 marks]

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