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Refer to Exercise 2.3.12. Compute the mean, median, variance, standard deviation, first quartile, third quartile, and interquartile range. Construct a boxplot of the data. Are the mode, median, and mean equal? If not, explain why. Discuss the data in terms of variability. Compare the IQR with the range. What does the comparison tell you about the variability of the observations?2.3.12 Schmidt et al. (A-6) conducted a study to investigate whether autotransfusion of shed mediastinal blood could reduce the number of patients needing homologous blood transfusion and reduce the amount of transfused homologous blood if fixed transfusion criteria were used. The following table shows the heights in centimeters of the 109 subjects of whom 97 were males. 1.720 1.710 1.700 1.655 1.800 1.700 1.730 1.700 1.820 1.810 1.720 1.800 1.800 1.800 1.790 1.820 1.800 1.650 1.680 1.730 1.820 1.720 1.710 1.850 1.760 1.780 1.760 1.820 1.840 1.690 1.770 1.920 1.690 1.690 1.780 1.720 1.750 1.710 1.690 1.520 1.805 1.780 1.820 1.790 1.760 1.830 1.760 1.800 1.700 1.760 1.750 1.630 1.760 1.770 1.840 1.690 1.640 1.760 1.850 1.820 1.760 1.700 1.720 1.780 1.630 1.650 1.660 1.880 1.740 1.900 1.830 1.600 1.800 1.670 1.780 1.800 1.750 1.610 1.840 1.740 1.750 1.960 1.760 1.730 1.730 1.810 1.810 1.775 1.710 1.730 1.740 1.790 1.880 1.730 1.560 1.820 1.780 1.630 1.640 1.600 1.800 1.800 1.780 1.840 1.830 1.770 1.690 1.800 1.620