If the Mass of the Earth Increased by a Factor

question 16

Multiple Choice

If the mass of the Earth increased by a factor of 3, with no change in the radius, what would happen to your weight?

• A) It would increase by a factor of 3.
• B) It would increase by a factor of 6.
• C) It would decrease by a factor of 3.
• D) It would decrease by a factor of 6.

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Definitions:

P-value

The probability of observing test results at least as extreme as the results actually observed, under the assumption that the null hypothesis is correct.

Level of Significance

A measure within hypothesis testing that determines the threshold at which the null hypothesis is rejected, often denoted by alpha (α).

Degrees of Freedom

Degrees of Freedom refer to the number of values in a calculation that are free to vary while still estimating certain statistical properties.

Between-Treatments

Pertains to the variations between group means in an experiment and is key to determining whether treatment effects exist.