Labor force. Europes immigration reform has focused on dividing immigrants into two groups: legal and illegal. In

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Labor force. Europe’s immigration reform has focused on dividing immigrants into two groups: legal and illegal.

In a random sample of 1254 construction workers from Western Europe, 1034 are legal immigrants. In Eastern Europe, 234 out of a sample of 345 are legal immigrants.

a) Is there evidence that the percentage of construction workers who are legal immigrants differs in West and East Europe?

b) Give a 95% confidence interval for the difference in proportions.

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Business Statistics

ISBN: 9781292269313

4th Global Edition

Authors: Norean Sharpe, Richard De Veaux, Paul Velleman

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