An experimenter bias effect operates when an experimenter

a. deliberately manipulates subjects' behavior or falsifies data in order to obtain an"expected" finding.
b. inadvertently transmits his/her expectancies about the outcome of an experiment in a way that affects subjects' behavior.
c. deliberately selects a sample that he/she knows will perform in the "expected" way.
d. All of these are true.


B

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Indicate whether this statement is true or false.

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A. shorter lifespan on average than today's adults. B. type 2 diabetes C. loneliness D. likely to lead to prescription drug abuse

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At which two ages do formal program transition usually occur?

A. 2 and 4 B. 3 and 5 C. 4 and 5 D. 5 and 6

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Which of the following scores is expressed as a deviation from the mean?

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