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The publisher of a standardized reading achievement test gives the test to the same group of ...

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The publisher of a standardized reading achievement test gives the test to the same group of ...

The publisher of a standardized reading achievement test gives the test to the same group of students on two different occasions. The publisher computes the correlation coefficient between the two sets of scores and obtains a coefficient of .93. Teachers who read this information in the test manual should conclude that the test has:
A) low reliability.
B) high reliability.
C) high validity.
D) low validity.

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