#### Answer

Rejection region = |t| > 1.729

#### Work Step by Step

df = n-1 = 20-1 = 19
$t_{α} = t_{0.05} = 1.729$
Hence Rejection region = |t| > 1.729

Published by
Pearson

ISBN 10:
0321755936

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

Rejection region = |t| > 1.729

df = n-1 = 20-1 = 19
$t_{α} = t_{0.05} = 1.729$
Hence Rejection region = |t| > 1.729

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