How Are Clusters of Galaxies Spread Throughout the Universe

question 114

Multiple Choice

How are clusters of galaxies spread throughout the universe?

• A) They are distributed more-or-less evenly (i.e. ,at random)throughout the universe.
• B) They are distributed over the surfaces of large voids,making the universe look like a large collection of soap bubbles.
• C) They are distributed with increasing density of galaxies toward some point,which must be the original site of the Big Bang.
• D) They are distributed into long lines that cover the universe like a gigantic network of strings.

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Definitions:

True Average Weight

The actual mean weight calculated across a specified population or sample.

Sample Size

The number of observations or data points collected from a population to form a sample, used in statistical analysis.

Critical Value

A threshold value that defines the boundary of the acceptance region in hypothesis testing, used to make a decision regarding the null hypothesis.

Type I Error

The improper negation of a genuine null hypothesis, widely recognized as a "false positive."