Edexcel FS2 AS 2020 June — Question 1

Exam BoardEdexcel
ModuleFS2 AS (Further Statistics 2 AS)
Year2020
SessionJune
TopicHypothesis test of Pearson’s product-moment correlation coefficient

  1. An estate agent in Tornep believes that houses further from the railway station are more expensive than those that are closer. She took a random sample of 22 three-bedroom houses in Tornep and calculated the product moment correlation coefficient between the house price and the distance from the station to be 0.3892
Stating your hypotheses clearly, use a \(5 \%\) level of significance to test the estate agent's belief. State the critical region used in your test.