Question: For this question, please use the standard normal distribution table, Table A2. It has been estimated that the mean time required to complete a project

For this question, please use the standard normal

For this question, please use the standard normal distribution table, Table A2. It has been estimated that the mean time required to complete a project is 20 weeks and the variance of project completion time is 9 weeks. So there is a 95% chance that the project can be completed in

		10 weeks.
		19 weeks.
		20 weeks.
		26 weeks.

NOOOOOHHHHHHnnnnnnnnn Noon ONCOLO +Oncol lol Normal z Curve Areas Z 0 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.0 0.00000 0.00399 0.00798 0.01197 0.01595 0.01994 0.02392 0.02790 0.03188 0.03586 0.1 0.03983 0.04380 0.04776 0.05172 0.05567 0.05962 0.06356 0.06749 0.071420.07535 0.2 0.07926 0.08317 0.08706 0.09095 0.09483 0.09871 0.10257 0.10642 0.11026 0.11409 0.3 0.11791 0.12172 0.12552 0.12930 0.13307 0.13683 0.14058 0.14431 0.14803 0.15173 0.4 0.15542 0.15910 0.16276 0.16640 0.17003 0.173640.17724 0.18082 0.18439 0.18793 0.5 0.19146 0.19497 0.19847 0.20194 0.20540 0.20884 0.21226 0.21566 0.21904 0.22240 0.6 0.22575 0.22907 0.23237 0.23565 0.23891 0.24215 0.24537 0.24857 0.25175 0.25490 0.7 0.25804 0.26115 0.26424 0.26730 0.27035 0.27337 0.27637 0.27935 0.28230 0.28524 0.8 0.288140.29103 0.29389 0.29673 0.29955 0.30234 0.30511 0.30785 0.310570.31327 0.9 0.31594 0.31859 0.32121 0.32381 0.32639 0.32894 0.33147 0.33398 0.33646 0.33891 1.0 0.34134 0.34375 0.34614 0.34850 0.35083 0.35314 0.35543 0.35769 0.35993 0.36214 1.1 0.36433 0.36650 0.36864 0.37076 0.37286 0.37493 0.37698 0.37900 0.38100 0.38298 1.2 0.38493 0.38686 0.38877 0.39065 0.39251 0.39435 0.39617 0.39796 0.399730.40147 1.3 0.40320 0.40490 0.40658 0.40824 0.40988 0.41149 0.41309 0.41466 0.41621 0.41174 1.4 0.41924 0.42073 0.42220 0.42364 0.42507 0.42647 0.42786 0.42922 0.43056 0.43189 1.5 0.43319 0.43448 0.43574 0.43699 0.43822 0.43943 0.44062 0.44179 0.44295 0.44408 1.6 0.44520 0.44630 0.44738 0.44845 0.44950 0.45053 0.45154 0.452540.45352 0.45449 1.7 0.45543 0.45637 0.45728 0.45818 0.45907 0.45994 0.46080 0.46164 0.46246 0.46327 0.46407 0.46485 0.46562 0.46638 0.46712 0.46784 0.46856 0.46926 0.46995 0.47062 1.9 0.47128 0.47193 0.47257 0.47320 0.47381 0.47441 0.47500 0.47558 0.47615 0.47670 2.0 0.47725 0.47778 0.47831 0.47882 0.47932 0.47982 0.48030 0.48077 0.481240.48169 2.1 0.48214 0.48257 0.48300 0.48341 0.48382 0.48422 0.48461 0.48500 0.48537 0.48574 2.2 0.48610 0.48645 0.48679 0.48713 0.48745 0.48778 0.48809 0.48840 0.48870 0.48899 2.3 0.48928 0.48956 0.48983 0.49010 0.49036 0.49061 0.49086 0.49111 0.49134 0.49158 2.4 0.49180 0.49202 0.49224 0.49245 0.49266 0.49286 0.49305 0.49324 0.49343 0.49361 2.5 0.493790.49396 0.49413 0.49430 0.49446 0.49461 0.49477 0.49492 0.495060.49520 2.6 0.49534 0.495470.49560 0.49573 0.49585 0.49598 0.49609 0.49621 0.49632 0.49643 2.7 0.49653 0.49664 0.49674 0.49683 0.49693 0.49702 0.49711 0.49720 0.49728 0.49736 2.8 0.49744 0.49752 0.49760 0.49767 0.49774 0.49781 0.49788 0.49795 0.49801 0.49807 2.9 0.49813 0.49819 0.49825 0.49831 0.49836 0.49841 0.49846 0.49851 0.49856 0.49861 3.0 0.49865 0.49869 0.49874 0.49878 0.49882 0.49886 0.49889 0.49893 0.49897 0.49000 3.1 0.49903 0.49906 0.49910 0.49913 0.49916 0.49918 0.49921 0.49924 0.49926 0.49929 1.8

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