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secondary 4 | E Maths
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mel
Mel

secondary 4 chevron_right E Maths chevron_right Singapore

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Date Posted: 4 years ago
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Boy Mow Chau
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Boy Mow Chau
Boy Mow Chau
4 years ago
for part (b), you can use the statistics function in your calculator and let the calculator automatically calculate the mean and s.d. for you.

… just for the practise, the manual calculation is shown here.
mel
Mel
4 years ago
thank you!