Mathematics Probability & Statistics 2 9709: Hypothesis Testing Using Normal Distribution Topical Past Paper Questions
Cambridge AS & A Level Mathematics Probability & Statistics 2 (9709) past-paper questions on Hypothesis Testing Using Normal Distribution, free. This topic is frequently examined across 20 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
In a certain country, the wingspan, in cm, of adult swans has the distribution N(234.0, 6.9^{2}). (a) Find the probability that the mean wingspan for a random sample of 25 adult swans is between 232.0 cm and 235.0 cm. [4] A naturalist wishes to test whether the mean wingspan of a…
A researcher is investigating whether the proportion of families who do not own a car in his town is different from the proportion of the population in the whole country, which is 10.1%. He takes a large random sample of families in his town and finds the proportion of families t…
The heights, in centimetres, of adult females in Litania have mean $ \mu $ and standard deviation $ \sigma $. It is known that in 2004 the values of $ \mu $ and $ \sigma $ were 163.21 and 6.95 respectively. The government claims that the value of $ \mu $ this year is greater than…
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