#### Answer

Rejection region = t < -2.718

#### Work Step by Step

df = n-1 = 12-1 = 11
$t_{α} = t_{0.01} = 2.718$
Hence Rejection region = t < -2.718

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Published by
Pearson

ISBN 10:
0321755936

ISBN 13:
978-0-32175-593-3

Rejection region = t < -2.718

df = n-1 = 12-1 = 11
$t_{α} = t_{0.01} = 2.718$
Hence Rejection region = t < -2.718

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