Which Psychometric and Measurement Design Property Is Defined as the Degree

question 4

Multiple Choice

Which psychometric and measurement design property is defined as the degree to which an instrument's item content appears to represent the construct?

• A) Face validity
• B) Concurrent validity
• C) Internal consistency
• D) Test-retest reliability

Distinguish between true and false statements regarding portfolio mean and variance.

Understand the impact of investment size on the expected value of a risky investment.

Learn how to calculate the standard deviation of a portfolio's returns.

Understand the effects of correlation on portfolio risk (standard deviation).

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Definitions:

Probability Histogram

A graphical representation of the probability distribution of a continuous variable, showing the probabilities of different outcomes.

Probability Histogram

A graphical representation showing the distribution of probabilities rather than frequencies for a set of intervals or categories of a continuous variable.

Discrete Random Variables

Variables that can take on a countable number of distinct and separate values.

Event A

A specific outcome or type of outcome within a probability experiment.