DP Mathematical Studies Questionbank

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Directly related questions

• 18M.2.sl.TZ2.1e: Find \(n\left( {\left( {C \cup B} \right) \cap P'} \right)\).
• 18M.2.sl.TZ2.1d: Find the number of employees who, in the last year, did not travel to work by car, bicycle or...
• 18M.2.sl.TZ2.1c.ii: Find the value of y.
• 18M.2.sl.TZ2.1c.i: Find the value of x.
• 18M.2.sl.TZ2.1b.iii: Use the tree diagram to find the probability that an employee encountered traffic given that they...
• 18M.2.sl.TZ2.1b.ii: Use the tree diagram to find the probability that an employee was late for work.
• 18M.2.sl.TZ2.1b.i: Use the tree diagram to find the probability that an employee encountered traffic and was late...
• 18M.2.sl.TZ2.1a.ii: Write down the value of b.
• 18M.2.sl.TZ2.1a.i: Write down the value of a.
• 18M.1.sl.TZ2.7c: Two girls are selected at random. Calculate the probability that one girl answered questions in...
• 18M.1.sl.TZ2.7b: Find the probability that the boy answered questions in Hindi.
• 18M.1.sl.TZ2.7a: State the number of boys who answered questions in Portuguese.
• 18M.2.sl.TZ1.5e: 120 contestants attempted this game. Find the expected number of contestants who fell into a...
• 18M.2.sl.TZ1.5d.ii: A contestant is chosen at random. Find the probability that this contestant fell into a trap.
• 18M.2.sl.TZ1.5d.i: A contestant is chosen at random. Find the probability that this contestant fell into a trap...
• 18M.2.sl.TZ1.5c: Copy the probability tree diagram and write down the relevant probabilities along the branches.
• 18M.2.sl.TZ1.5b: Find the probability that only one of Ayako and Natsuko falls into a trap while attempting to...
• 18M.2.sl.TZ1.5a: Write down the probability that Ayako avoids the trap in this wall.
• 18M.2.sl.TZ1.2h: Two flights are chosen at random from those which were slightly delayed. Find the probability...
• 18M.2.sl.TZ1.2f: Write down the probability that this flight arrived on time.
• 18M.2.sl.TZ1.2e: State, with a reason, whether you would reject the null hypothesis.
• 18M.2.sl.TZ1.2d.ii: Write down the associated p-value.
• 18M.2.sl.TZ1.2d.i: Write down the χ2 statistic.
• 18M.2.sl.TZ1.2c: Write down the number of degrees of freedom.
• 18M.2.sl.TZ1.2b: Calculate the expected frequency of flights travelling at most 500 km and arriving slightly delayed.
• 18M.2.sl.TZ1.2a: State the alternative hypothesis.
• 16N.2.sl.TZ0.6f: Using your answer to part (e), find the value of \(r\) which minimizes \(A\).