Consider a Huge Rotating Cloud of Particles in Space That

question 90

Multiple Choice

Consider a huge rotating cloud of particles in space that gravitate together to form an increasingly dense ball.As the cloud shrinks in size,it

• A)rotates slower.
• B)rotates faster.
• C)rotates at the same rate.

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Definitions:

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the individual values deviate from the mean of the values.

Mean

The arithmetic average of a set of numbers, calculated by summing them all up and dividing by the number of numbers.

Population Parameters

Characteristics that summarize or describe aspects of a population, such as mean, variance, or median.

N - 1 Adjustment

A statistical method used to correct the bias in the variance estimate of a sample.