Mathematics
Mathematics, 25.08.2021 01:00, autumnstalvey67

Labor Day was created by the U. S. labor movement over 100 years ago. It was subsequently adopted by most states as an official holiday. In a poll by Gallup, 1000 randomly selected adults were asked whether they approve of labor unions; 650 said yes. In 1936, about 72% of Americans approved of labor unions. At a 5% level of significance, do the data provide sufficient evidence to conclude that the percentage of Americans who approve of labor unions now has decreased since 1936

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Labor Day was created by the U. S. labor movement over 100 years ago. It was subsequently adopted by...

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