Answer Happy

2 pts The agreement with the statement The Morrison government has coped well with Covid-19' was sampled from two groups: one of Labour voters and one of Liberal voters. The scale ran from 10 to register very strong agreement to zero to register very strong disagreement. You may assume the distributions of agreement for both groups are Normally distributed. Using the following data, and assuming equal variances for both groups, test that the mean difference between the two voter groups is significant with a 5% test size. You may assume that the relevant critical values for tio are 2.228 and -2.228. LABOUR: 3, 3.5, 6, 2, 1.7.2 LIBERAL: 9.2, 5, 5.5, 3, 4,8 O The test statistic is not in the rejection region so the means are different. O The test statistic is in the rejection region so the means are different. There is not enough information to answer this question. O The test statistic is not in the rejection region so we cannot say there is a statistically significant difference.