Consider the following competing hypotheses and accompanying results from matched samples: H0: D 0; HA: D

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Consider the following competing hypotheses and accompanying results from matched samples:

H0: µD ≥ 0; HA: µD < 0

d̅ = 22.8 , sD = 5.7 , n = 12

a. At the 5% significance level, find the critical value(s).

b. Calculate the value of the test statistic under the assumption that the sample difference is normally distributed.

c. What is the conclusion to the hypothesis test?

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Essentials Of Business Statistics Communicating With Numbers

ISBN: 9780078020544

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Authors: Sanjiv Jaggia, Alison Kelly

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Question Posted: Jan 28, 2015 08:59 AM

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Consider the following competing hypotheses and accompanying results from matched samples: H0: D 0; HA: D

Question:

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a With 005 and df n1 121 11 the critical value is t df ...View the full answer

Essentials Of Business Statistics Communicating With Numbers

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