(Optional—Based on Earned Schedule discussion in Appendix 13.1) Suppose you have a project with a Budget at Completion (BAC) of $250,000 and a projected length of 10 months. After tracking the project...

(Optional—Based on Earned Schedule discussion in Appendix 13.1) Suppose you have a project with a Budget at Completion (BAC) of $250,000 and a projected length of 10 months. After tracking the project for six months, you have collected the information in the table below.

a.
Complete the table. How do Earned Value SPI (based on $) and Earned Schedule SPI differ?

b.
Calculate the schedule variances for the project for both Earned Value and Earned Schedule. How do the values differ?