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In each of the following examples, identify the independent and dependent variables. Discuss which independent variables are manipulated variables.
a. The comparative effectiveness of programmed instruction on the computational skills of 9th graders.
b. The effect of self paced versus teacher pacing instruction on self-concept of 4th, 5th, and 6th graders.
c. The effect of employment status of mothers on school absenteeism of their children
d. The effect of sex on algebra achievement
Club Goods
Goods that are excludable but non-rivalrous, meaning access to the good can be limited by a fee or membership, but one person's use does not diminish availability to others.
Common Resource
A resource like air or water that is non-excludable and rival in consumption, leading to potential overuse.
Fish In The Ocean
A term referring to the natural aquatic resources found in oceans, which can include various types of fish and sea life considered as potential food sources or ecological assets.
Private Goods
Goods that are rivalrous and excludable, meaning one person's consumption prevents another's.
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