Edexcel S3 — Question 5

Exam BoardEdexcel
ModuleS3 (Statistics 3)
TopicHypothesis test of a normal distribution

5. For a project, a student is investigating whether more athletic individuals have better hand-eye coordination. He records the time it takes a number of students to complete a task testing coordination skills and notes whether or not they play for a school sports team. His results are as follows:
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Number of
Students
Mean
Standard
Deviation
In a School Team5032.8 s4.6 s
Not in a Team19035.1 s8.0 s
Stating your hypotheses clearly, test at the \(5 \%\) level of significance whether or not there is evidence that those who play in a school team complete the task more quickly on average.
(8 marks)