## Statistics (12th Edition)

Reject $H_{o}$ at α = 0.10.
$z = \frac{x̅ - µ}{σ/\sqrt n} = \frac{0.323 - 0.36}{0.184/\sqrt 64}$ z = 1.605 Since z > -1.28, we reject $H_{o}$ at α = 0.10.