Binomial Distribution

Timothy Gan

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2022 ASRJC BT2 P2 Q6

2022 ASRJC BT2 P2 Q6 On average, it is known that $1$ in $12$ peaches produced in a farm are classified as very sweet. A farmer randomly selected $40$ peaches

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N2012 P2 Q9 [Modified]

These Ten-Year-Series (TYS) worked solutions with video explanations for 2012 A Level H2 Mathematics Paper 2 Question 9 [Modified] are suggested by Mr Gan. For any comments or suggestions please

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Problems Involving Unknown PDF Q3

Problems Involving Unknown PDF Q3 The random variable $X$ is the number of successes in $200$ independent trials of an experiment in which the probability of success at any one

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MJC P2 Q8

MJC P2 Q8 The random variable $Y$ has a binomial distribution with mean $1.6$ and $text{P}left( Y=0 right)=0.1296$.Find $text{P}left( Y>2 right)$. [4] Suggested Video and Handwritten Solutions Continue reading

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H2 Mathematics A Level [Modified] Q2

H2 Mathematics A Level [Modified] Q2 A bag contains $4$ red, $5$ blue, and $6$ green balls. The balls are indistinguishable except for their colour. A trial consists of drawing

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ASRJC Binomial Distribution Tutorial Q12

ASRJC Binomial Distribution Tutorial Q12 A biscuit factory produces biscuits which are packed into its signature gift boxes. On average, $3%$ of these gift boxes packed are substandard. (i) Show

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2018 PJC BT2 P2 Q8

2018 PJC BT2 P2 Q8 Tomatoes are sold in boxes of $16$. On average, $15%$ of them are damaged. (i) State, in context, two assumptions needed for the number of

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2020 YIJC P2 Q8

2020 YIJC P2 Q8 A manufacturing company produces surgical masks. The surgical masks are randomly packed into boxes of $50$. On average, $15%$ of the surgical masks are defective. The

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2022 ACJC P2 Q11

2022 ACJC P2 Q11 (a) (i) It is known that the probability of a customer using e-payment at a hawker stall is $0.25$. A group of customers is chosen at

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