Maturation Is a Threat to Internal Validity and Means

question 60

Multiple Choice

Maturation is a threat to internal validity and means

• A)that the subject (participant)is too immature.
• B)that the subject quits the experiment before it is completed.
• C)that a biological or emotional process within the participants that is not part of the independent variable induces a change in the dependent variable.
• D)that the experiment is ripe.

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Definitions:

Sharpe Measure

A ratio used to evaluate the risk-adjusted return of an investment portfolio; it represents the excess return per unit of deviation in an investment.

Risk Adjusted Performance

An evaluation of an investment's return after accounting for the degree of risk that was taken to achieve it.

Portfolio

An assortment of financial assets including stocks, bonds, and commodities, as well as cash and near-cash items like mutual funds and ETFs.

Sharpe Ratio

Reward-to-volatility ratio; ratio of excess return to portfolio standard deviation.