Labor day was created by the U.S. labor movement over 100 years ago. In a recent Gallop Poll, 1010 randomly selected adults were asked whether they approve of labor unions. 680 said yes. In 1936, 72% of Americans approved of labor unions. At the 1 % significance level, do the data provide sufficient evidence to claim that the percentage of Americans who approve of labor unions has decreased since 1936? H0: _____________ check criteria: HA: ___________ Label the claim next to the correct hypothesis above. Check the criteria for using a z test. Critical value_________ Test statistic (show work) Decision______________________________ Include a sketch supporting your decision. Conclusion in your own words
Labor day was created by the U.S. labor movement over 100 years ago. In a recent Gallop Poll, 1010 randomly selected adults were asked whether they approve of labor unions. 680 said yes. In 1936, 72% of Americans approved of labor unions. At the 1 % significance level, do the data provide sufficient evidence to claim that the percentage of Americans who approve of labor unions has decreased since 1936?
H0: _____________ check criteria:
HA: ___________
Label the claim next to the correct hypothesis above.
Check the criteria for using a z test.
Critical value_________
Test statistic (show work)
Decision______________________________
Include a sketch supporting your decision.
Conclusion in your own words
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