The Mean, Standard Deviation, and Sampling Distribution of the Sample Mean
The Sampling Distribution of the Sample Mean
Answers
1.
3.
a. \(\mu_{X}=128, \sigma_{\bar{X}}=3.67\)
b. \(0.9936\)
a. \(\mu_{\bar{X}}=73.5, \sigma_{\bar{X}}=0.456\)
5. b. \(0.0005\)
a. \(0.0918\)
b. \(\mu_{\bar{X}}=25.6, \sigma_{\bar{X}}=1.1\)
7. b. \(\mu_{\bar{X}}=25.6, \sigma_{\bar{X}}=1.1\)
c. \(0.0000\)
a. \(\mu_{X}=557, \sigma_{X}=4.9497\)
9. b. \(0.0043\)
a. \(0.5818\)
b. \(\mu_{\bar{X}}=1214, \sigma_{\bar{X}}=24.4\)
11. b. \(\mu_{\bar{X}}=1214, \sigma_{\bar{X}}=24.4\)
c. \(0.9998\)
a. \(\mu_{\bar{X}}=72, \sigma_{\bar{X}}=0.8944\)
b. \(0.0250\)
13. \(0.9940\)
15. \(0.9994\)
17.a. \(0.8036\)
19. \(0.9994\)b. \(1.0000\)
21.
a. \(0.2955\)
b. \(0.8977\)
23. \(0.9251\)
25. \(0.9982\)