(See Steps) In question 11, find the probability that there are at least 4 heavy vehicles in 30 minutes. (2
Question: In question 11, find the probability that there are at least 4 heavy vehicles in 30 minutes. (2 marks)
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![[See] In question 11, out of 10](/images/solutions/MC-solution-library-50204.jpg "[See] In question 11, out of 10 randomly-chosen 20 minute intervals,")
[See] In question 11, out of 10 randomly-chosen 20 minute intervals,
Solution: From records for two nearby drainage systems, A and
(See Solution) In question 14, the capacity of drainage system A
(Step-by-Step) In testing a trial type of battery, 20 batteries were
(See Solution) In another test, 100 of the batteries were placed
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