A Star Is Moving Away from an Observer at 1

question 12

Multiple Choice

A star is moving away from an observer at 1% of the speed of light.At what wavelength would the observer find an emission line that would occur at a wavelength of 6000 Angstroms if the star were at rest?

• A)6060 Angstroms
• B)6010 Angstroms
• C)6000 Angstroms
• D)5940 Angstroms

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Definitions:

Distribution Shape

Describes the arrangement and frequency of data points in a dataset, indicating patterns such as normal, skewed, or uniform distributions.

Coefficient Of Variation

A measure of relative variability calculated as the ratio of the standard deviation to the mean.

Skewness

A measure of the asymmetry of the probability distribution of a real-valued random variable about its mean.

5-number Summary

A descriptive statistics tool that consists of the minimum, first quartile, median, third quartile, and maximum of a data set.