To Measure the Parallax of the Most Distant Stars Measurable

question 85

Multiple Choice

To measure the parallax of the most distant stars measurable, we would make two measurements of the star's position on the sky separated by:

• A) 6 hours
• B) 12 hours
• C) 24 hours
• D) 6 months
• E) 12 months

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Definitions:

Hypothesis

A proposed explanation for a phenomenon, made as a starting point for further investigation.

Good Hypothesis

A proposed explanation for a phenomenon that is specific, testable, and based on existing knowledge.

Null Hypothesis

A rephrased definition: The presumption that no significant relationship exists in the population and that any observed effect is due to sampling variability.

Indirectly

In a way that is not directly expressed or done; an indirect method or approach.