Mathematics, 12.09.2019 21:20 lisamiller
The following data represent weights in kilograms of maize harvest from a random sample of 72 experimental plots on st. vincent, an island in the caribbean (reference: b. g. f. springer, proceedings, caribbean food corps. soc., vol. 10, pp. 147-152). for convenience, the data are presented in increasing order.
7.8 9.1 9.5 10.0 10.2 10.5 11.1 11.5 11.7 11.8
12.2 12.2 12.5 13.1 13.5 13.7 13.7 14.0 14.4 14.5
14.6 15.2 15.5 16.0 16.0 16.1 16.5 17.2 17.8 18.2
19.0 19.1 19.3 19.8 20.0 20.2 20.3 20.5 20.9 21.1
21.4 21.8 22.0 22.0 22.4 22.5 22.5 22.8 22.8 23.1
23.1 23.2 23.7 23.8 23.8 23.8 23.8 24.0 24.1 24.1
24.5 24.5 24.9 25.1 25.2 25.5 26.1 26.4 26.5 26.7
27.1 29.5
a) compute the five-number summary.
b) compute the interquartile range.
c) make a box-and-whisker plot.
d) discuss the distribution. does the lower half of the distribution show more data spread than the upper half?
Answers: 1
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The following data represent weights in kilograms of maize harvest from a random sample of 72 experi...
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