A Star with a Trigonometric Parallax of

question 35

Multiple Choice

A star with a trigonometric parallax of .02 arcseconds has a distance of

• A)20 pc
• B)50 pc
• C)2.0 light years
• D)4 kpc
• E)Need more information (magnitudes)

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A numeric indicator that represents how a specific value compares to the average of a data set, expressed in units of standard deviations away from the mean.

Statisticians

Professionals who specialize in the collection, analysis, interpretation, and presentation of quantitative data.

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A measure of the likelihood that an event will occur, expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.