An Estimate of Beta1 Is Said to Be Unbiased If

question 14

Multiple Choice

An estimate of beta1 is said to be unbiased if

• A) Beta1-hat is normally distributed
• B) The coefficient distribution is narrow.
• C) The average value of the distribution of B1-hat is equal to the true value.
• D) The coefficient distribution is wide.

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Definitions:

Independent Variables

Variables in an experiment that are manipulated to observe their effects on dependent variables.

Experimental Hypothesis

An assumption or prediction about the relationship between two variables or the outcome of an experiment designed to be tested through research.

Control Conditions

Conditions in an experiment that are kept constant to accurately test the impact of the experimental factor.

Experimental Procedures

Systematic processes undertaken to discover new knowledge or to test hypotheses by manipulating variables and observing the outcomes.