A politician had an approval rating of 62% last week. This week a random sample of 814 voters was asked if they approve of the politician and 485 responded that they do. Can we infer, at the 5% significance level, that the politician's approval rating has decreased since last week? 29 marks

H0 : ______________________________

H1 : ______________________________

Conclusion: Reject H0 Do not reject H0

Reason for conclusion: _________________________________________________