​Which of the Following Sets of Data Would Produce the Largest

question 58

Multiple Choice

​Which of the following sets of data would produce the largest value for an independent-measures t statistic?

• A)​The two sample means are 10 and 12 with sample variances of 20 and 25
• B)​The two sample means are 10 and 12 with variances of 120 and 125
• C)​The two sample means are 10 and 20 with variances of 20 and 25
• D)​The two sample means are 10 and 20 with variances of 120 and 125

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Definitions:

Geographical Changes

Alterations in the earth's surface, including changes in landscapes, climate, and natural environments.

Anagenesis

A sustained directional shift in a population's average characteristics.

Cladogenesis

A process in evolutionary biology where a species splits into two distinct species, rather than evolving as a single lineage, leading to increased biodiversity.

Y Chromosome

A sex chromosome found in males that carries genes involved in sex determination and other biological functions related to male development.