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International Baccalaureatte | Further Maths HL
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waiman
Waiman
Date Posted: 1 year ago
Views: 129

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Jiayang
Jiayang's answer
1883 answers (Tutor Details)
1st
My bad... Use binomial dist.
Jiayang
Jiayang
1 year ago
I should've written 1 - P(W<=24). Take note
waiman
Waiman
1 year ago
P(W<=24)=0.86865???
Jiayang
Jiayang
1 year ago
Yes
waiman
Waiman
1 year ago
How to find P(W<=24)?
Jiayang
Jiayang
1 year ago
Have you learnt how to compute with your graphic calculator? Cus typically we'd use the calculator to do the work, manual calculation is possible but it's too tedious.
Jiayang
Jiayang
1 year ago
I used Excel btw. Type in "=binom.dist(24,100,0.2,1)"