SOLUTION: The average weekly overtime earnings from a sample of workers from a particular service industry were recorded as follows: (i) Calculate the mean, standard deviation and the

Algebra ->  Equations -> SOLUTION: The average weekly overtime earnings from a sample of workers from a particular service industry were recorded as follows: (i) Calculate the mean, standard deviation and the      Log On


   



Question 1205376: The average weekly overtime earnings from a sample of workers from a particular service industry were recorded as follows:


(i) Calculate the mean, standard deviation and the 95 per cent confidence interval for the mean.
(ii) What sample size would be required to estimate the average overtime earnings to within ±£0.50 with a 95 per cent confidence interval?

Answer by ikleyn(52838) About Me  (Show Source):
You can put this solution on YOUR website!
.

As your post is worded, it seems to me, from the context, that the second line should present
the recorded numbers - but it is empty, instead.

So, I think, something is FATALLY wrong with your post.

Please look on how it looks like at the forum - and compare with your source.


If you will find that corrections are needed, then make them and re-post your message to the forum.


Please do not post your updates to me in person.