The Coma Cluster Is

question 9

Multiple Choice

The Coma cluster is

• A)Poor and regular
• B)Rich and regular
• C)Poor and irregular
• D)Rich and irregular

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Definitions:

Sample Means

The average values obtained from multiple subsets of a population.

Unbiased Estimator

A statistical estimator that, on average, accurately reflects the parameter it estimates, meaning its expected value is equal to the true value of the parameter.

Standard Error

A statistical measure that quantifies the amount of variability in the sampling distribution of a statistic, often used in the context of mean or proportion.

Sample Size

The number of observations or data points that form part of a sample taken from a larger population for the purpose of statistical analysis.