19.1, 19.3, 19.21, 19.23, 12.25 (use Range); Repeat 19.25 but assume that the population mean and population standard deviation are as given below: Descriptive Statistics: Strength Variable N Mean StDev Strength 75 15.847 1.332 Repeat 19.25 but assume that the population standard deviation is not known but computed as the mean of the sample standard deviations (which you need to compute). Sample 1 1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 Magnesium 19.9139 19.6241 19.1518 19.8450 20.4640 20.4432 20.3449 19.6126 20.2548 19.7264 19.9805 20.3202 20.3868 19.4267 20.3552 19.8511 20.0163 20.0156 20.1281 20.3359 19.8922 19.7661 20.9211 20.0932 19.8864 20.4467 19.4440 19.9535 20.0783 20.1264 20.1073 19.3189 20.3027 20.4161 20.6762 19.6031 20.1885 20.0004 20.2277 20.5926 19.6614 21.2352 20.3490 20.3406 20.2976 20.1110 19.6398 20.2865 19.8314 19.7494 20.6176 20.6034 20.2739 20.8809 20.6175 20.4017 19.9762 19.0217 20.3426 20.3386 20.4552 19.9701 20.3234 20.8305 19.7381 21.0173 19.6160 19.9006 19.8485 19.2609 19.8793 20.2019 20.7693 20.5782 19.7251 19.4804 20.2111 20.8195 20.0078 19.9289 SampleNumber 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 20 Obs1 19.9139 20.4640 20.2548 20.3868 20.0163 19.8922 19.8864 20.0783 20.3027 20.1885 19.6614 20.2976 19.8314 20.2739 19.9762 20.4552 19.7381 19.8485 20.7693 20.2111 20.2984 20.4761 20.5978 20.1985 19.6597 20.7168 19.7694 19.9906 19.4373 20.0337 Obs2 19.6241 20.4432 19.7264 19.4267 20.0156 19.7661 20.4467 20.1264 20.4161 20.0004 21.2352 20.1110 19.7494 20.8809 19.0217 19.9701 21.0173 19.2609 20.5782 20.8195 20.0932 21.0644 19.7385 20.0786 19.6708 20.5821 19.3999 19.6531 20.1492 19.9555 Obs3 19.1518 20.3449 19.9805 20.3552 20.1281 20.9211 19.4440 20.1073 20.6762 20.2277 20.3490 19.6398 20.6176 20.6175 20.3426 20.3234 19.6160 19.8793 19.7251 20.0078 20.0277 20.1308 20.5192 20.3241 20.2579 20.7058 20.4948 19.4095 20.1431 19.8577 Obs4 19.8450 19.6126 20.3202 19.8511 20.3359 20.0932 19.9535 19.3189 19.6031 20.5926 20.3406 20.2865 20.6034 20.4017 20.3386 20.8305 19.9006 20.2019 19.4804 19.9289 20.1327 20.4246 19.4201 19.5061 20.4076 19.9900 19.8262 19.5829 20.7644 19.9111 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 29 29 29 29 30 30 30 30 20.2984 20.0932 20.0277 20.1327 20.4761 21.0644 20.1308 20.4246 20.5978 19.7385 20.5192 19.4201 20.1985 20.0786 20.3241 19.5061 19.6597 19.6708 20.2579 20.4076 20.7168 20.5821 20.7058 19.9900 19.7694 19.3999 20.4948 19.8262 19.9906 19.6531 19.4095 19.5829 19.4373 20.1492 20.1431 20.7644 20.0337 19.9555 19.8577 19.9111 Sample 1 1 1 2 2 2 3 3 3 4 4 4 5 5 5 6 6 6 7 7 7 8 8 8 9 9 9 10 10 10 11 11 11 12 12 12 13 13 13 14 14 14 15 15 15 16 16 16 17 17 17 18 18 18 19 19 19 20 20 20 21 21 21 22 22 22 23 23 23 24 24 24 25 25 25 Strength 15.0550338014 14.6244786117 15.0974196840 17.5841090260 15.7520113709 16.7215078214 13.8260007179 14.8324780073 15.6141195791 17.1860727036 15.7471407566 15.4249377425 14.5637129647 15.3707955388 15.6695061589 14.8200319734 17.2528979551 15.7263141871 17.9215387075 14.7605751968 14.4034389324 16.5254232706 14.5236088625 17.3123353713 13.8338146292 14.5345131903 15.3169503765 16.4546934992 13.8476031251 16.3189238361 15.1993654531 14.6119201443 18.4535598936 14.4936862063 16.1549211446 17.8003415012 15.8916744288 15.0446898094 16.6650198153 16.2908949538 14.6110036324 15.6723708523 15.8444713153 12.1614109317 15.4005982172 15.1211768391 15.6039715052 13.8273196430 18.4785540892 16.0730133139 16.3109982379 17.5543891040 14.7259854600 16.9488889513 13.5729410423 17.5488887404 15.8131743735 16.2291725106 16.9239208178 16.4546950523 14.6019724062 16.8311744593 15.3365809933 16.7275686919 18.6018746398 16.7562035568 18.0329442504 14.5549425199 13.8663793603 16.6107808357 16.4463012278 16.9462280281 15.8587398903 17.0043870998 18.2788689208 SampleNumber 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Obs1 15.0550338014 17.5841090260 13.8260007179 17.1860727036 14.5637129647 14.8200319734 17.9215387075 16.5254232706 13.8338146292 16.4546934992 15.1993654531 14.4936862063 15.8916744288 16.2908949538 15.8444713153 15.1211768391 18.4785540892 17.5543891040 13.5729410423 16.2291725106 14.6019724062 16.7275686919 18.0329442504 16.6107808357 15.8587398903 Obs2 14.6244786117 15.7520113709 14.8324780073 15.7471407566 15.3707955388 17.2528979551 14.7605751968 14.5236088625 14.5345131903 13.8476031251 14.6119201443 16.1549211446 15.0446898094 14.6110036324 12.1614109317 15.6039715052 16.0730133139 14.7259854600 17.5488887404 16.9239208178 16.8311744593 18.6018746398 14.5549425199 16.4463012278 17.0043870998 Obs3 15.0974196840 16.7215078214 15.6141195791 15.4249377425 15.6695061589 15.7263141871 14.4034389324 17.3123353713 15.3169503765 16.3189238361 18.4535598936 17.8003415012 16.6650198153 15.6723708523 15.4005982172 13.8273196430 16.3109982379 16.9488889513 15.8131743735 16.4546950523 15.3365809933 16.7562035568 13.8663793603 16.9462280281 18.2788689208