An important statistic that the Bureau of Labor Statistics BLS
An important statistic that the Bureau of Labor Statistics (BLS) tracks is the percentage of Americans between the ages of 25 and 54 who are currently working. Suppose a random sample of 100 men in this age group as selected and it was found that 83 were currently working. A similar sample of 100 women was selected and it was discovered that 70 were working.
a. Using α = 0.05, can we conclude that the proportion of men in this age group who are working differs from the proportion of women who are working?
b. Determine the pvalue for the chisquare test statistic using Excel and interpret its meaning.
c. Confirm your results using PHStat.
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