How do the numbers of people living in households in the United Kingdom (U.K.) and South Africa compare? To help answer this question, we chose independent random samples of 50 students from each country. Given is a dotplot of the household sizes reported by the students in the survey.
Let =the true mean number of people living in U.K. households and = the true mean number of people living in South African households. Check if the conditions for calculating a confidence interval for − are met.
A)Random: Met 10%: Does not apply Normal/Large Sample: Met
B)Random: Not met10%: Not met Normal/Large Sample: Not met
C)Random: Met 10%: Does not apply Normal/Large Sample: Not met
D)Random: Met 10%: Met Normal/Large Sample: Not met
E)Random: Met 10%: Met Normal/Large Sample: Met
