A random sampling of sixty pitchers from the National League and fifty-two pitchers from the American League showed that 15 National and 10 American League pitchers had E.R.A's below 3.5.
Thank you for the opportunity to help you with your question!
Difference = p (1) - p (2) Estimate for difference: -0.00356125 95% CI for difference: (-0.0713370, 0.0642145) Test for difference = 0 (vs not = 0): Z = -0.10 P-Value = 0.918
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?