The recent financial crisis in Europe has resulted in high unemployment rates in some European Union countries. A recent survey of 120 adults from Greece found that 34 were currently unemployed. A corresponding survey of 135 adults from Spain found that 33 were currently unemployed.
a. Perform a hypothesis test with α = 0.02 to determine if the percentage of unemployed adults in Greece is different than the percentage of unemployed adults in Spain.
b. Determine the p value and interpret the results.
c. Determine the 98% confidence interval to estimate the difference in the proportion of unemployed workers ­between these two countries.
d. Verify your results using PHStat.

  • CreatedJuly 17, 2015
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