What Is the Paired-Samples T Test Statistic for the Following

question 46

Multiple Choice

What is the paired-samples t test statistic for the following difference scores: -1, -24, +20, -28, -4?

• A) -0.92
• B) -0.85
• C) 6.96
• D) 8.67

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Definitions:

Deuterostomes

A group of animals characterized by the development of the mouth from an opening other than the blastopore during embryonic development.

Derived Characteristics

Traits that are present in an organism but were absent in the last common ancestor of the group to which the organism belongs.

Flightless Bird

A bird that has evolved to lose the ability to fly, often due to changes in its habitat or predation pressures.

Pelicans

Large water birds known for their distinctive pouches under their beaks, belonging to the family Pelecanidae.