The following data represent tonnes of wheat harvested each year (1894€“1925) from Plot 19 at the Rothamsted Agricultural Experiment Station, England.

(a) Multiply each data value by 100 to €œclear€ the decimals.
(b) Use the standard procedures in this section to make a frequency table and histogram with your whole-number data. Use six classes.
(c) Divide class limits, class boundaries, and midpoints by 100 to get back to your original data values.

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2.71 1.62 2.60 1.64 2.20 2.02 167 1.99 2.34 1.26 1.31 1.80 2.82 2.15 2.07 1.62 1.47 2.19 0.59 148 0.77 2.04 1.32 0.89 1.35 0.95 0.94 1.39 1.19 1.18 0.46 0.70