A Researcher Administers a Treatment to a Sample of Participants

question 5

Multiple Choice

A researcher administers a treatment to a sample of participants selected from a population with µ = 80.If a hypothesis test is used to evaluate the effect of the treatment, which combination of factors is most likely to result in rejecting the null hypothesis?

• A)a sample mean near 80 with α = .05
• B)a sample mean near 80 with α = .01
• C)a sample mean much different than 80 with α = .05
• D)a sample mean much different than 80 with α = .01

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Definitions:

Perfectly Competitive

A market structure characterized by infinite buyers and sellers, no barriers to entry, and perfect information, resulting in an efficient market.

Profit Equals Zero

The condition where profit equals zero, also known as the break-even point, is where a business's revenues exactly match its total costs, resulting in neither profit nor loss.

Cournot Duopoly

Cournot Duopoly is a market structure where two firms control the market and compete on output levels, assuming the other's output is fixed while deciding their own.

Price

The sum of money needed to buy a product or service.