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Problem 17-12 A project manager has compiled a list of major activties that will be required to nstall a computer Information system in her firm. The st Includes estimated completion times for activties and precedence relationships. Use Table B1 and Table B2. Immediate Est mated Times 6-8-10 7-9-12 2-3-5 3-4-8 2-2-3 2-3-6 3-4-5 4-5-8 S-8-12 H. G, K, O If the project is tinished within 26 weeks of its start, the project manager will recelve a bonus of S1,000; and if the project is finished within 27 weeks of Its start, the bonus will be $500. Find the probabilty of each bonus. (Round path means and path standard deviations to 2 decimal places. Round probabilities to 4 decimal places. Do not round any other intermediate calculations.) Path Std. Dev. 51,000) s500)

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Predecess a SlackStd dev Variance 246 4.00 0.00 4.00 5.831.83 1.830.67 6 108.00 4.00 12.00 13.835.831.837 0.44 7 9 12 9.17 12.00 21.17 23.00 13.83 1.830.83 233.17 21.17 24.33 26.17 23.00 1.83 0.50 0.25 3 44.50 4.00 8.50 19.17 14.67 10.67 0.83 57 97.00 8.50 15.50 26.17 19.17 10.67 0.670.44 32.170.002.17 13.5011.33 11.33 0.17 3 63.332.175.50 16.83 13.5011.33 0.67 3 44.00 5.50 9.50 20.83 16.83 11.33 0.33 455.33 9.50 14.83 26.17 20.83 11.33 0.67 END 5812 8.17 0.00 8.17 8.17 0.00 0.00 1 1.17 1.36 11.00 8.179.17 9.178.17 0.000.00 6 7 11 7.50 9.17 16.67 16.67 9.17 0.00 0.83 8 9 139.50 16.67 26.17 26.17 16.670.000.83 26.17 26.17 26.17 26.17 0.000.00 0 5 9 6 ES, EF calculated from start to end EF-ES+cycle time LS, LF calculated from end to start StdDev of critical path- 1.68 (Actual time-expected time)Std dev Path Mean ADEH Probability below 26 weeks= 44. 15.5 1.26 14.83 1.01 StdDev of critioal path 1.68 (Actual time-expected time)/std dev NORMSDIST 29)

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