Hello Brenda, the question had a generic CPI called A index. I think it could create confusion. Find below the question modify with a numeric value
In your construction project, the CPI is 1 and SPI is 0.85. What could be the possible reason?
A.A critical resource went on sick leave for a long period of time, which had not been anticipated earlier.
B.The cost of raw materials required for construction increased by 10%.
C.You had not taken into account the inflation rate.
D.There was four days waiting time in the curing of concrete, and work could not be done during that time.
The correct answer is?
Industrial Engineer- Master-Lean Manufacturing & Six Sigma