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Mathematics, 17.08.2019 18:10 jazzy4211
Abond analyst is analyzing the interest rates for equivalent municipal bonds issued by two different states. at α = 0.05, we wish to test whether there is enough evidence to conclude that there is a difference in the interest rates paid by the two states. what is the value of the test statistic? state a state b sample size 80 50 mean interest rate (%) 4.0 4.5 population variance 0.04 0.03
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