In an Experiment,researchers Wanted to Know Whether Changing the Level

question 17

Multiple Choice

In an experiment,researchers wanted to know whether changing the level of lighting in a factory would have an effect on the productivity of employees.In order to address this question,employees were randomly assigned to three separate identical work areas,but the lighting was set at a different level in each of the work areas.Then employees in all three work groups began to operate machinery that produced small electrical components.The number of components produced by each group was carefully tallied at the end of each 8-hour shift.In this example,the hypothesis is the ________.

• A)presence or absence of the researchers will affect productivity
• B)number of components produced will not change because of lighting
• C)level of lighting will affect employee productivity
• D)employees chosen to participate in the research will affect productivity
• E)machinery operated by the employees will determine productivity

---

Definitions:

Unrepresentative Sample

A sample that fails to accurately mirror the population from which it was drawn, potentially leading to skewed research findings.

Argument Form

The structure or pattern of reasoning used in making a logical argument.

Appeal to Pity

A logical fallacy that attempts to win an argument by exploiting the opponent's feelings of pity or guilt rather than by logic or reason.

Disagreement

A situation where two or more parties hold differing views, opinions, or positions on a particular issue or topic.