A Galaxy with Randomly Oriented Elongated Star Orbits and Little

question 24

Short Answer

A galaxy with randomly oriented elongated star orbits and little gas and dust would be a(n)  _______________ galaxy.

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Definitions:

Null Hypothesis

A statement used in hypothesis testing that assumes there is no significant difference or effect, serving as the default assumption to be tested against an alternative hypothesis.

Randomized Block Design ANOVA

An analysis of variance used for data from a randomized block design, assessing differences between groups while controlling for variations within blocks.

Pooled-Variances T-Test

A statistical technique used to test the hypothesis that two populations have equal variances based on samples from these populations.

Randomized Block Design

An experimental design that involves dividing subjects into blocks and then randomly applying different treatments within each block to control for variance among blocks.