Forums › ACCA Forums › ACCA PM Performance Management Forums › Learning curve – how do you calculate y = Ax b ?? pls help!!
- This topic has 6 replies, 4 voices, and was last updated 14 years ago by accaman.
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- May 3, 2010 at 11:15 am #43710
hi all, i am having trouble calculating the learning curve formula y = Ax b i use a sharp calculator model el-w531.. i would be very grateful for any help. say for example y = 30 * 3 -0.201 The answer is y = 24.06 But how do you calculate this on a calculator? on open tuition video lecture it mentions xy and +/- buttons but these are not on my calculator. thanks for reading and hopefully someone can help:-)
May 3, 2010 at 4:29 pm #59895Type it into the calculator exactly like this
3 ^ – 0.201 = X 30 =
The ^ means to the power of
May 3, 2010 at 5:59 pm #59896Thanks for that,
Unfortunately still not working, I don’t have the ^ symbol on my calculator? Are there any other alternatives for this symbol?
Thanks a million
May 3, 2010 at 6:46 pm #59897try the xy button (2 above the number 7 on the el-w531 calculator) instead of the ^
May 4, 2010 at 11:48 am #59898Thanks but still not working out,
Perhaps it is the ‘mode’ my calculator is in
Should it be in ‘Normal’ mode or a different one?
Thanks again
May 18, 2010 at 11:20 am #59899AnonymousInactive- Topics: 0
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As I guessed you need financial calculator. (When calculator has log symbols)
Using general calculator you will never achieve the result.
May 18, 2010 at 11:33 am #59900Hi
I’ve just pulled up a picture of your calculator online…
I think you would have to type in
30 x (3 ‘Yx’ -0.201) =
where Yx is the button on the far left under ‘hyp’
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