Using the weights of the M&M candies listed in Data Set 18 from Appendix B, we use
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Using the weights of the M&M candies listed in Data Set 18 from Appendix B, we use the standard deviation of the sample to obtain the following 95% confidence interval estimate of the standard deviation of the weights of all M&Ms: 0.0455 g
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Data Set 18: M&M Plain Candy Weights (grams) STATDISK: Minitab: Excel: Data set name is M&M. Worksheet name is M&M.MTW. Workbook name is M&M.XLS. App name is MM, and the file names are the same as for text files. TI-83/84 Plus: Text file names are RED, ORNG, YLLW, BROWN, BLUE, GREEN. Text file names: Orange Yellow 0.735 0.895 Red 0.751 0.841 0.856 0.865 0.799 0.864 0.966 0.852 0.859 0.866 0.857 0.859 0.942 0.838 0.873 0.863 0.809 0.888 0.890 0.925 0.878 0.793 0.905 0.977 0.850 0.830 0.856 0.842 0.778 0.786 0.853 0.864 0.873 0.880 0.882 0.931 0.883 0.769 0.859 0.784 0.824 0.858 0.848 0.851 Blue 0.881 0.863 0.775 0.806 0.854 0.840 Brown 0.696 0.876 0.855 0.868 0.859 0.982 0.810 0.858 0.818 0.868 0.803 0.881 0.818 Green 0.925 0.914 0.881 0.865 0.865 1.015 0.865 0.932 0.848 0.842 0.940 0.832 0.833 0.807 0.845 0.841 0.852 0.932 0.778 0.833 0.814 0.791 0.810 0.887 0.886 0.876 0.809 0.864 0.881 0.825 0.855 0.942 0.825 0.869 0.912
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