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What are the null and alternative hypotheses

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Reference no: EM132529221

A researcher aims to investigate if hospital A has a higher survival rates than hospital B when it comes to heart transplants? Test at the .02 significance level. Hospital A: 820 survived; sample size = 1000 Hospital B: 420 survived; sample size = 600

a) What are the null and alternative hypotheses?

b) Draw the picture of the distribution of the test statistic. Include region (s) of rejection and non- rejection.

c) What is the critical value of the test statistic?

d) What is the calculated (computed) value of the test statistic?

e) State the decision rule and what is your conclusion?

Reference no: EM132529221

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