Question 2 Sweeping magpies Answer all parts to the question (21 marks total) Spring time in Australia is peak 'swooping' season for magpies. Australian magpies are known to protect their territory during their breeding season by swooping anyone who comes into proximity. This swooping behaviour is classied as a 'magpie attack'. Table 1 provides information on the number of reported magpie attacks per state in 2018, and the number of attacks which have resulted in the victim requiring medical treatment. Numberof magpie Number of attacks where victim State . . attacks required medical treatment NSW 276 164 VIC 290 155 QLD 19 1 WA 288 123 SA 103 23 ACT 231 124 Table l: Magpie attacks per state 2018 a) Which state has the highest proportion of magpie attacks which required medical treatment? What is value of that proportion? [2 marks] It has been rumoured that magpies have been getting more vicious over time. Table 2 shows the same information as above, but for 2013, five years earlier. State Number of magpie Number of attacks where victim attacks required medical treatment NSW 311 87 VIC 266 152 OLD 401 160 WA 11 2 SA 114 11 Page 6 of 17 - Quantitative Research Methods - ( STAT1008 ) ACT 147 119 Table 2: Magpie attacks per state 2013 b) Calculate the total proportion of magpie attacks across Australia requiring medical attention in 2018 and also in 2013. [2 marks]c) Define the appropriate parameter(s) and state the hypotheses for testing if there is evidence that magpie attacks are getting more vicious over time. [2 marks] d) Carry out the hypothesis test you have stated in 0. Be sure to include all details of your test. (Hint: details should include, check conditions, Test statistic, p-value, significance level, conclusion in context) [15 marks]