The weights of 20 oranges (in ounces) are shown below. Construct a 95 percent confidence interval for the population standard deviation. Note: Scale was only accurate to the nearest 1/4 ounce. (Data are from a project by statistics student Julie Gillman.) Oranges
5.50 | 6.25 | 6.25 | 6.50 | 6.50 | 7.00 | 7.00 | 7.00 | 7.50 | 7.50 |
7.75 | 8.00 | 8.00 | 8.50 | 8.50 | 9.00 | 9.00 | 9.25 | 10.00 | 10.50 |
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