(a) Test whether 1 2 at the 0 05 level of signicance for the given sample data (b) Construct a 95 condence interval about 1 2 Assume that the populations are normally distributed Population 1 Population 2 15 14 2 3 5 rt 15 15 3 3 2...

a H 0 1 2 versus H 1 1 2 The level of significance is 005 Since the sample size of both groups is 15 ...

(a) Test whether 1 2 at the = 0.05 level of signicance for the given...

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(a) Test whether µ1 ‰ µ2 at the Î± = 0.05 level of signiï¬cance for the given sample data.

(b) Construct a 95% conï¬dence interval about µ1 - µ2.

Assume that the populations are normally distributed.

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Fundamentals Of Statistics

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Authors: Michael Sullivan III

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(a) Test whether 1 2 at the = 0.05 level of signicance for the given...

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Population 1 Population 2 15 14.2 3.5 rt 15 15.3 3.2

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Fundamentals Of Statistics

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