Consider the following competing hypotheses and accompanying results from matched samples: H0: D 0; HA: D
Question:
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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a With 005 and df n1 121 11 the critical value is t df ...View the full answer
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Related Book For
Essentials Of Business Statistics Communicating With Numbers
ISBN: 9780078020544
1st Edition
Authors: Sanjiv Jaggia, Alison Kelly
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