central business district in Windhoek from Okahandja and the commuting time of people working in Windhoek CBD from Rehoboth. The benchmark for commuting time was at least 2 hours per day. A random sample of 302 people was selected from Okahandja and 178 said that they had a daily commute of at least 2 hours. A random sample of 250 people was selected in Rehoboth and 127 replied that they had a commute of at least 2 hours. (a) At a 5% significance level, is there evidence to suggest that the proportion of people commuting Okahandja is different from that of Rehoboth? [10marks] (b) At a 5% significance level, is there evidence to suggest that the proportion of people commuting Okahandja is greater than those working in Rehoboth? [10marks]