CAIE FP2 2012 November — Question 8

Exam BoardCAIE
ModuleFP2 (Further Pure Mathematics 2)
Year2012
SessionNovember
TopicChi-squared distribution

8 Drinking glasses are sold in packs of 4. The manufacturer conducts a survey to assess the quality of the glasses. The results from a sample of 50 randomly chosen packs are summarised in the following table.
Number of perfect glasses01234
Number of packs13101719
Fit a binomial distribution to the data and carry out a goodness of fit test at the \(10 \%\) significance level.