Tham KY's answer to Aelin lee's Junior College 1 H1 Maths question.

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Tham KY
Tham Ky's answer
6052 answers (Tutor Details)
1st
Correct? As the sample size n is very big, usually will use Normal Distribution approximation, not sure you need to use that... If correct, let me know I attach answers to Qn2 ...
Aelin lee
Aelin Lee
6 years ago
Yup it’s correct!