If an individual's learning rate for a particular job was expected to be 90%, and it took four hours to complete the task the first time, how much time would it take this individual to complete the task the eighth time?
A) 4 hours
B) 3.626 hours
C) 3.241 hours
D) 2.916 hours
E) None of the above

Question

Quizplus · Accepted Answer

The learning curve formula is Tn = T1 * n^(log(learning rate)/log(2)). For an 8th task with a 90% learning rate: T8 = 4 * 8^(log(0.9)/log(2)) ≈ 2.916 hours.

If an Individual's Learning Rate for a Particular Job Was