Use the Earned Value Table for Project Makeready to Calculate

question 31

Multiple Choice

Use the earned value table for Project Makeready to calculate their schedule performance index. $$\begin{array} { | l | l | l | l | l | l | l | l | l | l | } \hline \text { Activity } & 7 & 14 & 21 & 28 & 35 & 42 & 49 & \text { plan } & 8 \text { Complete } \\\hline \text { Install fixtures } & 325 & 250 & & & & & & 575 & 100 \% \\\hline \text { Refinish floors } & & 550 & 85 & & & & & 635 & 100 \% \\\hline \text { Replace doors } & & & 350 & 275 & & & & 625 & 100 \% \\\hline \text { Complete tiling } & & & & 1,200&565 & & & 1,765 & 80 \% \\\hline \text { Install back door } & & & & & 875 & 225 & & 1,100&70 \% \\\hline \text { Landscaping } & & & & & & 200 & 350 & 550 & 25 \% \\\hline \text { Monthly Plan } & 325 & 800 & 435 & 1,475 & 1,440&425 & 350 & 5,250 & \\\hline \text { Monthly Act } & 550 & 550 & 550 & 1,100 & 1,650 & 550 & 1,100 & & \\\hline\end{array}$$

• A)1.46
• B)0.68
• C)0.79
• D)1.26

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Definitions:

Variable Interval

A reinforcement schedule where a response is rewarded after a variable and unpredictable time period has elapsed.

Fixed-interval Schedule

A timing-based reinforcement scheme where a specific time interval must elapse before a response is rewarded.

Reinforcement

In behavioral psychology, it refers to a process that increases the likelihood of a behavior by adding or removing a stimulus following the behavior.

Randomly Varying

Characterized by changes or differences that occur in a random manner, not following any specific pattern or prediction.