Report mean annual income from independent random sample

Reference no: EM13148413

Hypothesis test for the difference of population means: Z test. Past records suggest that the mean annual income, , of teachers in state of Georgia is greater than or equal to the mean annual income, , of teachers in Indiana. In a current study, a random sample of teachers from Georgia and an independent random sample of teachers from Indiana have been asked to report their mean annual income.The data obtained are as follows.

Annual income in dollars
Georgia

38844;32059;41391;33043;46309;36141;33202;33131;39789;44980;42256;39067;35354;35861;41266

Indiana

41723 48577 41253 39138 43607 36885 33216 47250 46541 47929 42743 41965 39703 35544 42562

Reference no: EM13148413

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