ACCA PM · Chapter 11 · Question 9 of 10
In the learning curve formula y = ax^b, b = log r / log 2. What is the value of b for a 90% learning curve (to three decimal places)?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: D) -0.152
Explanation
b = log 0.9 / log 2 = -0.0458 / 0.3010 = -0.152. The same result is obtained using natural logs, because the ratio of logs does not depend on the base.
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