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education research claims middle school students graduation rate per state in the US is equal to 80% you want to test this claim you find that a

education research claims middle school students graduation rate per state in the US is equal to 80% you want to test this claim you find that a random sample of 30 states has a mean middle school graduation rate of 82% assume the population standard deviation is 7.1%


A)state the null and alternatives hypothesis using appropriate notation


B)at an alpha rate 0.05 what is your conclusion regarding the researchers claim

Top Answer

A) The null and alternative hypotheses are,  H 0 ​ : μ = 8 0  versus  H a ​ : μ... View the full answer

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