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A study was conducted to determine if the salaries of elementary school teachers from two neighboring...

A study was conducted to determine if the salaries of elementary school teachers from two neighboring districts were equal. A sample of 15 teachers from each district was randomly selected. Test the claim that the salaries from both districts are qual. Use significance 0.05 and assume that the data are distributed normally.

District 1: n= 15, x-bar = 28,900, s= 2,300

District 2: n= 15, x-bar = 30,300, s= 2,100

Are the salaries of the teachers from the two districts different?

a. yes

b. no

math   Statistics-And-Probability   
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