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- This topic has 7 replies, 4 voices, and was last updated 10 years ago by John Moffat.
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- November 22, 2014 at 6:27 am #212074
If a person takes 25min to produce first unit, 20mins to make second unit and third time he took 17.55mins to make third unit. What would be learning rate?
November 22, 2014 at 11:07 am #212159The average time for the first 2 units is (25 + 20) / 2 = 22.5
So the learning rate is 22.5 / 25 = 0.9 (or 90%)
(You cannot be expected to deal with a third unit because it does not involve doubling)I suggest that you watch the free lecture on learning curves where I explain this very point.
November 23, 2014 at 1:51 am #212292John I think that the answer should have been 80% learning rate. Because:
Cum. Unit. Cum. Average time
1 25
2 25*r=20Therefore r=20/25=0.8
Thanks.
November 23, 2014 at 11:01 am #212356No Favour – you are wrong.
The average time for 2 units is not 20 (that is the time for the second). The average time is we make 2 units is 22.5 as per my previous reply (which is correct).
November 23, 2014 at 12:07 pm #212389hi, i dont understand learning curves at all, i struggle with all the questions iam facing. plz help
November 23, 2014 at 1:43 pm #212407You must watch the free lecture on learning curves.
November 23, 2014 at 10:09 pm #212523Thank you sir. I’ve understood it clearer by that.
November 24, 2014 at 8:47 am #212577You are welcome 🙂
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