You are considering testing a new drug that is supposed to facilitate learning in mentally retarded children. Based on preliminary research, you have some idea about the size of the drug's effect. Because of your work schedule you can either do the test with 15 subjects or with 20. You would like to only run 15 subjects, but if running 20 will make power at least 20% higher, you will run 20 subjects. Calculate power for the following conditions: 
Definitions:
European Union
A political and economic union of 27 European countries that are located primarily in Europe, fostering cooperation in economic, social, and security matters.
Price-support Programs
Government initiatives designed to stabilize or increase market prices of specific commodities by buying excess supply, offering subsidies, or setting minimum prices.
Agriculture Exodus
The large-scale migration or movement away from agricultural activities, often due to economic pressures or seeking better opportunities.
U.S. Exports
Encompasses goods, services, and commodities sent from the United States to other countries, contributing to the country's economic output.
Q21: The correlated t test can be considered
Q31: Why does the least squares regression line
Q40: For the binomial distribution to be applicable
Q51: If we reject H<sub>0</sub> then we are
Q54: Which of the following apply to the
Q56: In employing a correlated groups design, one
Q63: The binomial distribution only applies to flipping
Q132: Write the number of the symbol shown
Q134: If we set alpha at 0.05 instead
Q153: A clinical psychologist is interested in comparing