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junior college 2 | H2 Maths
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Candice lim
Candice Lim

junior college 2 chevron_right H2 Maths chevron_right Singapore

Hi, this is a very challenging question to me.
Could you please help to look into it and advise the working solution? Thank you so much!

Date Posted: 11 months ago
Views: 317

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Boy Mow Chau
Boy Mow Chau's answer
316 answers (Tutor Details)
1st
(i)
recall your rules for linear combination of random variables.

(iii)
T is unbiased estimator of p, means p=E(T).
when considering the sample mean T-bar, and if T is not normally distributed, remember to quote CLT & calculate Var(T-bar) = (1/n)Var(T).
Candice lim
Candice Lim
11 months ago
Thank you so much Mr Chau! Your explanation is awesome. I understand it now :)