We Are About to Test a Hypothesis Using Data from a Well-Designed

question 372

Multiple Choice

We are about to test a hypothesis using data from a well-designed study. Which is true?
I. A large P-value would be strong evidence against the null hypothesis.
II. We can set a higher standard of proof by choosing α = 10% instead of 5%.
III. If we reduce the risk of committing a Type I error, then the risk of a Type II error will also
Decrease.

• A) III only
• B) II only
• C) none of these
• D) I only
• E) I and II only

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Definitions:

Physical Processes

Natural phenomena or sequences of events involving change in the physical properties of matter or energy.

Cation Exchange

A process where cations are exchanged between a solution and a cation exchange material, often soil or resin.

Humus Formation

The process by which dead organic matter decomposes into humus, a dark, organic material that improves soil fertility and structure.

Federal Legislators

Elected officials at the national level who have the authority to make laws, including members of the United States Congress.