Null hypothesis: μ = 3 pounds per week Alternative hypothesis: μ ≠ 3 pounds per week

SE = s / sqrt(n) = 0.5 / sqrt(15) = 0.1291DF = n - 1 = 15 - 1 = 14 t = (x - μ) / SE = (2.8 - 3)/0.1291 = -1.5491

p = 2.145

Secure Information

Content will be erased after question is completed.

Enter the email address associated with your account, and we will email you a link to reset your password.

Forgot your password?

Sign Up