2022 DHS P2 Q9
2022 DHS P2 Q9 (a) A confectionery is selling mooncakes during the Mid-Autumn Festival. The owner claims that the mean mass of the mooncakes is at least $150$g. The distribution
2022 DHS P2 Q9 (a) A confectionery is selling mooncakes during the Mid-Autumn Festival. The owner claims that the mean mass of the mooncakes is at least $150$g. The distribution
2020 TJC P2 Q7 The diagram shows a $3times 3$ grid of $9$ cells, numbered $1$ to $9$. The nine letters T, T, T, T, J, C, C, C, C
2022 HCI P2 Q7 A company uses a machine to produce chocolate bars. The machine is designed to produce chocolate bars with average fat content of $30$g. After using the
2022 VJC P2 Q9 In each batch of manufactured articles, $5%$ of the articles are found to be defective. A quality inspection is carried out by checking samples of $20$
2022 NYJC P2 Q8 A shooter can hit the bullseye of his target $7$ out of $10$ attempts on average. In a particular training, he made $35$ attempts on the
2022 RI P2 Q8 A game is played by throwing a fair coin and two fair four-sided dice. The dice are coloured red or blue, and have faces numbered from
2022 NJC P2 Q6 Every weekday morning, Jo arrives at the bus stop nearest to her home to catch bus $156$ to Bishan MRT station. The waiting time for bus
2022 MI P2 Q11 In this question you should, where applicable, state clearly all the distributions that you use, together with the values of the appropriate parameters. The time spent
2022 DHS P2 Q10 In this question you should state the parameters of any distributions that you use.A fruit stall vendor sells rock melons and watermelons. The masses (in grams)
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