Question: pls show any work ty QUESTION 1 Activity a m b Predecessor A 3.5 5.0 9.0 B 4.0 8.3 12 4 13 15 B Given

pls show any work ty

QUESTION 1 Activity a m b Predecessor A 3.5 5.0 9.0 B 4.0 8.3 12 4 13 15 B Given the above table, determine the expected value of Activity C. Round your result to 2 decimal places, if applicable. 12.17 QUESTION 2 Activity a m b Predecessor A 3.5 5.0 9.0 B 4.0 8.3 12.6 A 7.1 10.8 15.6 B Given the above table, determine the variance of Activity B. Round your result to 2 decimal places, if applicable. 1.43

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