DP Mathematics SL Questionbank
Mean and variance of the binomial distribution.
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[N/A]Directly related questions
- 18M.2.sl.TZ1.9e: The grocer selects two boxes at random. Find the probability that the grocer buys more than half...
- 18M.2.sl.TZ1.9d: Find the probability that the grocer buys more than half the oranges in a box selected at random.
- 18M.2.sl.TZ1.9c: To the nearest gram, find the minimum weight of an orange that the grocer will buy.
- 18M.2.sl.TZ1.9b.ii: Hence, find the value of σ.
- 18M.2.sl.TZ1.9b.i: Find the standardized value for 289 g.
- 18M.2.sl.TZ1.9a: Find the probability that an orange weighs between 289 g and 310 g.
- 16M.2.sl.TZ1.8b: (i) A day is chosen at random. Write down the probability that Machine A has no...
- 16M.2.sl.TZ1.8a: Find \(k\).
- 08M.2.sl.TZ1.6a: Find the mean number of defective switches in the sample.
- 08M.2.sl.TZ1.6b: Find the probability that there are exactly six defective switches in the sample.
- 08M.2.sl.TZ1.6c: Find the probability that there is at least one defective switch in the sample.
- 08M.2.sl.TZ2.6a: Write down the expected number of times that Paula goes to work on a red bus in one week.
- 08M.2.sl.TZ2.6b: In one week, find the probability that she goes to work on a red bus on exactly two days.
- 08M.2.sl.TZ2.6c: In one week, find the probability that she goes to work on a red bus on at least one day.
- 10N.2.sl.TZ0.9b(i) and (ii): (i) Show that \(4a + 2b = 0.24\) . (ii) Given that \({\rm{E}}(Y) = 1\) , find a and b .
- 10N.2.sl.TZ0.9c: Find which student is more likely to pass the test.
- 10N.2.sl.TZ0.9a(i) and (ii): (i) Find E(X ) . (ii) Find the probability that Mark passes the test.
- SPNone.2.sl.TZ0.5a(i) and (ii): (i) Write down the mean number of heads. (ii) Find the standard deviation of the number...
- SPNone.2.sl.TZ0.5b: Find the probability that the number of heads obtained is less than one standard deviation away...
- 11M.2.sl.TZ1.5a: Find the expected number of brown eggs in the box.
- 11M.2.sl.TZ1.5c: Find the probability that there are at least 10 brown eggs in the box.
- 11M.2.sl.TZ1.5b: Find the probability that there are 15 brown eggs in the box.
- 14M.2.sl.TZ2.10c(i): \(100\) trees are selected at random. Find the expected number of these trees that are giants.
