In 1980, a global ranking of countries by average income identified Switzerland as having the highest and South Sudan as having the lowest. Based only on this comparison of averages, what is the most direct and supportable conclusion one can draw?

Based on the fact that in 1980, Switzerland had the highest average income and South Sudan had the lowest, it is a valid conclusion that every person in Switzerland had a higher income than every person in South Sudan.

In 1980, a global comparison of countries by their average income per person showed Switzerland at the top and South Sudan at the bottom. An analyst claims that this large gap in average income implies that income was distributed more equally among citizens in Switzerland than in South Sudan. What is the most accurate assessment of this claim?

Implications of 1980 Income Disparity

1980 Market Viability Analysis

Limitations of Average Income as a Metric

A 1980 global income ranking placed Switzerland as the country with the highest average income and South Sudan as the one with the lowest. What does this comparison of average incomes definitively tell us about the two countries for that year?

In 1980, a global comparison of countries by their average income per person showed Switzerland at the top and South Sudan at the bottom. An economist hypothesizes that despite this large gap in averages, it is possible that the wealthiest individuals in South Sudan had a higher income than the poorest individuals in Switzerland. Which of the following data points would be most essential to test this specific hypothesis?

In 1980, a company that sells high-end luxury watches learns that Switzerland has the world's highest average income, while South Sudan has the lowest. Based solely on this information about national averages, what is the most critical flaw in concluding that there is absolutely no market for their watches in South Sudan?

In 1980, Switzerland's average income was the highest in the world, while South Sudan's was the lowest. Despite this large difference in national averages, which of the following scenarios is entirely possible from a statistical standpoint?