ATAR Notes: Forum

Uni Stuff => Science => Faculties => Mathematics => Topic started by: d0minicz on April 05, 2010, 03:38:58 pm

Title: Statistics
Post by: d0minicz on April 05, 2010, 03:38:58 pm
Hey guys need some help with this subject

Let
Consider the following estimates:
, , ,

Thus
a) Assuming that and are normal and independent, use the figures above to obtain an estimate of , the standard error of . Show your working.

b) Show that your estimate of is consistent with the 95% confidence interval for , namely (-2.38,-0.62)

Hints/Formulas/Tips would be great, thanks =]
Title: Re: Statistics
Post by: d0minicz on April 11, 2010, 01:32:08 am
sorry for bumping but myself and another vcenotes member desperately need help with this...
thanks
Title: Re: Statistics
Post by: Ahmad on April 27, 2010, 12:05:48 am
You need more information (sample sizes).