3. Question 2 continues. Test whether there is evidence at the 5% level of significance that the percentage of Australians aged 15 or over who smoke is greater than 15%. Use the critical value approach. Is there evidence at the 10% level? What is the p-value for this test? Interpret the p-value. HINT: Apply and learn the following systematic approach by circling what is appropriate and nd missing words. a This is statistical inference related to estimationlhypothesis testing about the population mean/proportion because ............................................................... o I will use the following formulae for test statistic with the following distribution .............., because................ . . . a Do I know all components what I need to substitute into this formula? Y/N 0 List all components which are known... . a List all components which are unknown...... . . . . o How do I nd missing components? a I suppose to use critical value/p-value approach because... 0 Follow recommended 5 step procedure