The Student T Distribution Is

question 13

Multiple Choice

The Student t distribution is

• A)the distribution of the sum of m squared independent standard normal random variables.
• B)the distribution of a random variable with a chi-squared distribution with m degrees of freedom, divided by m.
• C)always well approximated by the standard normal distribution.
• D)the distribution of the ratio of a standard normal random variable, divided by the square root of an independently distributed chi-squared random variable with m degrees of freedom divided by m.

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Definitions:

Propositions

Statements or assertions that express judgments or opinions that can potentially be proven true or false.

Theory

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

Frugality

The quality of being economical with resources or expenditure; practicing restraint in the use of materials and funds.

Cognitive Dissonance

A psychological state of discomfort arising from holding two or more conflicting beliefs, values, or attitudes, leading to behavior change or attitude adjustment.