Which of the Following Statements About the Recently-Discovered Object Eris

question 26

Multiple Choice

Which of the following statements about the recently-discovered object Eris is not true?

• A)It is slightly larger than Pluto.
• B)It lies well beyond Pluto and Neptune.
• C)It is thought to be the first example of a new class of object.
• D)It orbits the Sun in the same direction as the other planets.

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Definitions:

Significance Level

The chance of incorrectly dismissing the null hypothesis in a statistical examination, usually symbolized by alpha, when it is in fact correct.

Actual Temperatures

Measurements of the current temperature of an environment, object, or substance.

One-sample T Statistic

A statistical measure used to compare the mean of a sample to a known value, typically to test hypotheses.

Null Hypothesis

A default hypothesis that there is no significant difference or effect, often to be tested against an alternative hypothesis.