Boy Mow Chau's answer to Candice lim's Junior College 2 H2 Maths Singapore question.
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(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).
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).
Date Posted:
1 year ago
Thank you so much Mr Chau! Your explanation is awesome. I understand it now :)
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