Which Is NOT an Ingredient Needed to Build a Cosmological

question 36

Multiple Choice

Which is NOT an ingredient needed to build a cosmological simulation of large-scale structure formation?

• A) the spectrum of density fluctuations that quantum mechanics imprints on the early universe
• B) the density of dark matter and luminous matter in the universe
• C) the grand unified theory
• D) the density of dark energy in the universe

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Definitions:

SST

Sum of Squares Total (SST) refers to the total variance in a set of observations, measuring the overall deviation of individual cases from the mean.

SSB

Sum of Squares Between groups; a measure used in statistical analysis to quantify variations among group means.

SSE

Stands for Sum of Squared Errors, a measure used to quantify the discrepancy between the data and an estimation model.

Two-Tail

In statistics, a two-tail test is a method in which the critical area of a distribution is two-sided and tests whether a sample is greater than or less than a certain range of values.