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Identify the null hypothesis, alternative hypothesis, test statistic, P -value, conclusion about the null hypothesis, and final conclusion that addresses the original claim. An article in a journal reports that 34% of American fathers take no responsibility for child care. A researcher claims that the figure is higher for fathers in the town of Littleton. A random sample of 234 fathers from Littleton yielded 96 who did not help with child care. Test the researcher's claim at the 0.05 significance level.
Nation's Top Corporations
The leading companies in a country, typically measured by revenue, profitability, or market capitalization.
Closed-Shop
A workplace where employment is conditional upon the employee's membership in a labor union, typically found in industries with strong union representation.
National War Labor Board
A government agency established in World War I and again during World War II to mediate labor disputes and avoid strikes that would disrupt wartime production.
Office of Price Administration
A United States government agency established during World War II to control prices and prevent wartime inflation.
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