You Observe a 0

question 38

Multiple Choice

You observe a 0.8 M_SUN white dwarf in a binary orbit around a main-sequence star of mass 1.4 M_SUN.Which of the following is most likely the original mass of the star that became the white dwarf?

• A) 0.5 M_SUN
• B) 1 M_SUN
• C) 0.8 M_SUN
• D) 1.4 M_SUN
• E) 3 M_SUN

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Definitions:

Independent Variables

Variables in an experiment or model that are manipulated or categorized to determine their effect on dependent variables.

Determination

Generally refers to the process of firm decision-making or the resolving of a problem; in statistics, it may refer to the coefficient of determination.

SSR

Sum of Squared Residuals; a measure of the discrepancy between the data and an estimation model.

F Statistic

The F statistic is a value derived from an ANOVA test used to determine whether the means of several groups are equal by comparing the variance between groups to the variance within groups.