8. Testing for Differences in Means and Proportions: Independent Proportions Z-test
Confidence Interval for the Difference Between Two Independent Proportions
A simple random sample of size #116# is selected from Amsterdam residents, of which #X_1=57# have a Dutch museum card. Meanwhile, a simple random sample of size #106# is selected from Rotterdam residents, of which #X_2=36# have a Dutch museum card.
Construct a #92\%# confidence interval for the difference between the two population proportions #\pi_1 - \pi_2#. Round your answers to #3# decimal places.
Construct a #92\%# confidence interval for the difference between the two population proportions #\pi_1 - \pi_2#. Round your answers to #3# decimal places.
#CI_{(\pi_1 - \pi_2),\,92\%}=\,(##,\,\,\, ##)#
Unlock full access
