Which Occurrence Led Astronomers to the Conclusion That the Temperature

question 9

Multiple Choice

Which occurrence led astronomers to the conclusion that the temperature of the gases in the solar corona was very high?

• A) detection of emission lines from highly ionized elements like iron
• B) measurement of the brightness and spectrum of the continuum visible light from the corona during eclipses
• C) direct measurements using space probes exploring the corona
• D) observation of the effect of these gases on the planets Mercury and Venus

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Definitions:

Familywise Error

The odds of incurring one or more false alarms, or type I errors, in the process of multiple hypothesis testing.

Fewer Comparisons

A methodological approach in research that aims to reduce the risk of Type I errors by limiting the number of hypotheses tests or comparisons.

Tukey Test

A statistical test used to compare the means of three or more groups to find which pairs of groups differ significantly.

Familywise Error

The probability of making one or more Type I errors across a set of statistical tests.