An Extremely Large Collection of Stars Bound Together by Gravitational

question 140

Short Answer

An extremely large collection of stars bound together by gravitational attraction and occupying a huge volume of space is called a(n) ______________.

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Definitions:

Least Squares

A mathematical method used to determine the best-fitting line through a set of data points by minimizing the sum of the squares of the differences between observed and estimated values.

Standard Deviation

A measure of the dispersion or variability of a set of data points around the mean, indicating how spread out the data points are.

SPSS

Statistical Package for the Social Sciences, a software package used for data management and statistical analysis.

T Test

A statistical test used to compare the means of two groups and determine if they are significantly different from each other.