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. Here 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 μSA the true mean number of people living in South African households. Check if theconditions for calculating a confidence interval for  are met.

Transcribed Image Text:

0 5 10 15 20 25 30 Household size Place U.K. South Africa