Are there differences in the number of demerit points men and women attain from driving offences? The following data was collected on the mean points held by a group of 31 men and 34 women. Count Men 31 34 9.8 6.2 Standard Deviation 2.9 1.8 Women Mean a) Does it appear that men accumulate more demerit points on average than women drivers? Test and appropriate hypothesis and state your conclusion in plain language. (use a = 0.05) b) Create a 90% confidence interval for the mean difference in demerit points between men and women. Interpret your interval in plain language.