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The dutul in the accompanying table have been collected from a paired sample from a normally distributed populations. The cla
Data Table - X Sample 1 5.64 7.31 7.51 5.30 5.19 7.55 5.56 8.05 7.24 7.83 7.39 7.43 7.44 6.23 7.50 Sample 2 7.14 8.57 8.55 5.
(13 complete) The data in the accompanying table have been collected from a paired sample from two normally distributed popul
the critical values). Since the test statistic c Calculate the 95% confidence interval for the difference in the population m
math   Statistics-And-Probability   
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Answer #1

a) D is true

b)t=-1.98

Critical region: A) t>1.76

Since the test statistic falls outside the critical region, we fail to reject the null hypothesis.

c) 95 percent confidence interval: (-1.2837, 0.0503)

Consistency: A is true

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