Stat 520

7. (7 points) Trosset exercise 7.7.1. Let x denote the following sample from an unknown population: 462 425 164 784 625 472 658 658 663 928 92 230 96 626 1277 225 150 320 496 157 458 933 861 174 431 (a) Graph the empirical cdf of x. (b) Compute the plug-in estimates of the population mean and variance. (c) Compute the plug-in estimates of the population median and interquartile range. (d) Compute the ratio of the plug-in estimate of the interquartile range to the square root of the plug-in estimate of the variance. (e) Construct a boxplot