​If Other Factors Are Held Constant,which of the Following Sets

question 36

Multiple Choice

​If other factors are held constant,which of the following sets of data would produce the largest value for an independent-measures t statistic?

• A)​The two samples both have n = 15 with sample variances of 20 and 25.
• B)​The two samples both have n = 15 with variances of 120 and 125.
• C)​The two samples both have n = 30 with sample variances of 20 and 25.
• D)​The two samples both have n = 30 with variances of 120 and 125.

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Definitions:

Research Psychologists

Professionals who study cognitive, emotional, and social processes by observing, interpreting, and recording how individuals relate to one another and their environments.

ESP

Extra-sensory perception, the claimed ability to obtain information without the use of known sensory mechanisms.

Telepathy

The claimed transfer of data between individuals without employing recognized human sensory methods or direct physical contact.

Psychokinesis

Psychokinesis refers to the supposed ability to move or manipulate objects with the mind, without physical intervention.