Business, 17.08.2019 19:20 Gattuso

7. the world bank reports that 1.7% of the us population lives on less than $2 per day. a policy maker claims that this number is misleading because of variation from state to state and rural to urban. to investigate this, she takes a random sample of 100 households in atlanta to compare with the national average and ﬁnds that 2.1% of the atlanta population live on less than $2/day. following is her hypothesis testing to determine whether atlanta diﬀers signiﬁcantly from the national percentage. h0: p = 2.1, ha: p ≠ 2.1 she finds that the z statistics is high, so the p value is much lower than .001 and < alpha. her conclusion is that there is enough evidence in the data to reject the null hypothesis and to believe that it is different from 2.1%. a) should her boss accept her results and conclusion b) should her boss fire her saying she is incompetent? c) cannot tell

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7. the world bank reports that 1.7% of the us population lives on less than $2 per day. a policy mak...

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