Nationwide Auto Parts uses a periodic review inventory control system for one of its stock items. The review interval is 4 weeks, and the lead time for receiving the materials ordered from its wholesaler is 5 weeks. Weekly demand is normally distributed, with a mean of 175 units and a standard deviation of 35 units. Refer to the standard normal table for z-values. a. What is the average and the standard deviation of demand during the protection interval? The average demand during the protection interval is units. (Enter your response as an integer) The standard deviation of demand is units. (Enter your response rounded to two decimal places.) b. If the firm desires 92 percent stockout protection, the target inventory level is units. (Enter your response rounded to the nearest whole number) c. If 450 units were in stock at the time of a periodic review units should be ordered. (Enter your response rounded to the nearest whole number.)
ution of dame www The table below shows the total area under the normal curve for a point that standard deviations to the nght of the mean Enw your 0.00 2 D. 0.1 eriodic 03 0.4 0.5 0.0 0.0 09 10 1.1 12 13 1.4 1.5 1.6 17 оор 0.01 0.02 0.03 0.04 3.06 0.08 0,00 0.5000 0.00 0.0005120 0.5160 0.5152062300001319 0.5359 0.500 0.5438 0.5470 0 58170.5557 0.550.66385675 0.5714 0.5754 0.57930580205671 0.5910 0.5948 0.0087 20.6064 0.6103 0.0141 06170 27 0,02550.6293 0.6331 0.630000400 6443 0.6480 0.6517 06554 06501 06620 0.66640.67000 6756 0.6772 0.600.6644 0.6879 0.69156960060050.7010 0.7064 0.7068 071207167 0.71000.7224 0.7258 0.7291 0.7324 0.7357 0.7389 0.7422 0.7454 0.7466 0.751010.7640 0.7580 0.7612 0.7642 0.7673 0.7704 0.7734 07764 0.7794 0.78230.7852 0.78810.7910 0.7030 0.7967 0.7996 0.8023 0.8051 0.0079 0.0106 0.8133 0 215908186 0.8212 0.8236082640.82890,8315 0.8340 0.835 0.8.300 0313 0.3138 0.8461 0.8608 0.8531 0.8554 0.8577 0.8599 0.5621 0.86430 8665 0.868605708 0.87290.6740087700 8700 0.6810 0.8830 0.8849 0.8869 0.885006207 0.892540 892 0.8880 0.8997 09015 0.9032 0.0049 0.9066 0.0002 0.9099 0.9115 0.9131 0.9147 0.91620.9177 0.919209207 0.22 0.9236 0.9251 0.9285 0.9279 0.9282 0.9306 09319 0.9332 0.0345 0.9367 0.9370 0.93820.9394 09408 0.9418 0.430 09441 0.9452 0.96530 9474 0.9485 0.9495 0.9505 0.081 0.9525 0.95356545 0.9554 0.95640 9673 0.95820.9591 0.95000.9608 09616 0.9025 0.9833 0.9541 0.9549 0.9656 0.9664 0.5671 0.9678 0.9686 0.5693 0.97000 9706 0.9713 09719 0.8726 0.9732 0.9738 0.9744 0.9750 0.9756 09762 09767 0.97730.97780.9783 09788 0.9793 0.9798 0.98030.980B 0.98120.9817 0.98210.9826 0.9830 0.98340.98380.9842 0.98450.9850 0.58540.9657 0.9861 0.98660.95680.9871 0.9875 0.9878 0.9681 0.98840.9887 09890 0.083.9898 0.9898 0.9901 0.9904 0.9906 0.9909 0.99110.991309916 0.9918 0.99200.9422 0.9825 0.027 0.9929 0.9931 0.99320.9934 0.9936 0.0938 0.994009941 0.9943 0.9945 09946 0.5948 0.9949 0.9951 09962 0.9953 10.99550.98661 0.9957 0.9959 0.99600 99610.9962 0.9963.10.9964 1.5 20 2.1 22 23 22 25 26
ar you the tal review 0.6 0.7258 0.7207 0.7324 0.7357 0.7380742267450 0.7486 0.7510 0.7549 0.7 0.750 0.7012 0.7642 0.76730.7704277340.7754 0.779407023 0.7852 OR 0.7881 0.7010 0.7899 0.7967 0.7996 0.000 0.0051 0.8079 0.0100 0.8133 0.81590 B1860 8212 08238 0.8204 0.02890.8315 0.8340 0.8365 0.8389 1.0 0.84130.3438 0.8461 0.8485 0.8506 0.8531 0.85540.85770.8500 0.8621 11 0.8643 0.0005 O 5686 08708 0.8729 0.8740 0.8770 0.8790 0.3810 0.8830 1.2 0.8849 0.8660 0.8888 0.8907 0.8925 0.8944 0.8962 0.0000 0.80070 9015 0.9032 0.0049 0.9066 09082 0.9099 0.0115 0.91310.9147 0.916210.9177 1.4 0.9192 0.9207 0.9222 0.9236 0.9251 0.9205 0.9070092920.9306 0.9319 1.5 0.9332 0.0345 09367 0.0370 0.93820.9394 O M00 0.00 0.9430 09441 1.6 0.5452 0.9463 0.9474 0.9485 0.9495 0.9505 0.9515 0.95250.05350 9645 1.7 0.9654 0.95640 98730.0582 0.9501 0.9699 060 0.96160.002509033 1.0 0.9641 0.9549 0.96560.9684 0.9671 09678 0.93889693 0.9700 9706 1.9 0.97130.9719 0.9726 0.9732 0.9738 0.9744 0.9750 0.9758 0.9762 09767 20 0.97730,5778 0.978309788 0.9793) 0.9798 0.98030.9808 0.90120.9817 0.9821 09826 0.9830 0.9634 0.9238 0.9542 0.9846 0.5850 0.9854, 0.9657 22 0.9861 0.98650.986898710.9875 0.96780 STO90840.967 0.9090 23 0.989398960.9898 0.9901 099040.9906 0.9900 0.9911 0.90130.9010 2.4 0.9918 0.9920 0.9602 0.99250.98270.93 0.9831 0.9932 0.9934, 0.9936 2.5 0.99380 9940 0.00 0.00430945 0.9946 0.9948 099490.8951 0.9952 0.99530.99550.000 0.9957 0 959 0.9900 0.9961020908369084 2.7 0.99650.0006 07 0.9968 0.999 0.9970 0.99710072 0.99731 0.9974 0.0074 0.9075 0.70 0.9977 0.9977 0.9978 0.987990000 9900 9987 2.0 0.991 0.092 0903 0.9983 0.9984 0.9254 09085 0.9985 0.9886 0.0986 2.0 09987 0.9867 0.0087 0.99880988 0.990 0.99800.9989 0.9990 0.9000 21 0.99900 9991.9991 0.9991 0.999209032 0.9992099920.9993 0.9993 3.2 0.9993 09093 0.0004 0.9994 0.9994040.999409995005 0.9995 23 0.0005 0.0005 0.99950.98660080909609998 0.9998 0.000 0.9997 Print Done
Nationwide Auto Parts uses a periodic review inventory control system for one of its stock items. The review interval is
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Nationwide Auto Parts uses a periodic review inventory control system for one of its stock items. The review interval is
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