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. What is the probability that the project will be completed in 23 weeks?



Table A2



A) 34%

B) 50%

C) 68%

D) 84%


D) 84%

Business

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