Suppose That You Are Conducting a Study on the Effectiveness

question 28

Essay

Suppose that you are conducting a study on the effectiveness of a new teaching method and that you wish to use a hypothesis test to support your claim regarding the mean test score under this method. What restrictions are there in the wording of the claim? Will your claim become the null hypothesis or the alternative hypothesis, or does it depend on the situation? Give an example of a claim which is incorrectly worded.

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Definitions:

Organized System

A structured set of components or entities that are interrelated and work together to achieve a particular goal or set of goals.

Assumptions

Accepted beliefs or statements taken for granted without proof.

Observations

The act of noticing and recording something, often used as a method in scientific research to gather data.

Theory

A system of ideas intended to explain something, based on general principles independent of the thing to be explained.