Essay
Use the one-proportion z-test to perform the required hypothesis test. Use the critical-value approach.
-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 237 fathers from Littleton yielded 102 who did not help with child care. Do the data provide sufficient evidence to conclude that in Littleton the proportion of fathers who take no responsibility for child care.is higher than 0.34? Use a 0.05 significance level.
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Test statistic:
. Critical value: . R...View Answer
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