9.1 Null and Alternative Hypotheses

Centers for Disease Control and Prevention. (n.d.). Physical activity facts. Retrieved from

National Institute of Mental Health. (n.d.). Publications about depression. Retrieved from

9.5 Additional Information and Full Hypothesis Test Examples

American Automobile Association. (n.d.). Retrieved from

American Library Association. (n.d.). Retrieved from

Amit Schitai. (n.d.). Data.

Bureau of Labor Statistics. (n.d.). Occupational employment statistics. Retrieved from

Centers for Disease Control and Prevention. (n.d.). Retrieved from

De Anza College. (2006). Foothill-De Anza Community College District. Retrieved from

Federal Bureau of Investigation. (n.d.). Uniform crime reports and index of crime in Daviess in the state of Kentucky enforced by Daviess County from 1985 to 2005. Retrieved from

Gallup. (n.d.). Retrieved from

Johansen, C., Boice, Jr. J., McLaughlin, J., & Olsen, J. (2001, Feb. 7). Cellular telephones and cancer—a nationwide cohort study in Denmark. Journal of National Cancer Institute, 93(3), 203–7. Retrieved from

La Leche League International. (n.d.). Retrieved from

Online Learning Consortium. (2005 Nov.). Growing by degrees: Online education in the United States, 2005. Newburyport, MA: Allen, I. E., & Seaman, J. Available at

Toastmasters International. (n.d.). Retrieved from

U.S. Census Bureau. (n.d.). Language use. Retrieved from

U.S. Census Bureau. (n.d.). QuickFacts. Retrieved from

U.S. Department of Energy. (n.d.). Retrieved from

Weather Underground. (n.d.). Retrieved from