When using the split halves method of estimating reliability/precision, which one of the following requires adjustment to compensate for splitting the test into halves?

A. assignment of the test questions
B. correlation method
C. the reliability coefficient
D. the test scores

Ans: C

Psychology

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At least 50% of adults aged 80 complete fluid and crystallized tests of intelligence and performance at rates similar to young people. This statement suggests _______

a. extensive variability within age groups b. that at least half of older adults have had increases in their IQ scores over time c. that at least half of younger adults have higher IQ scores than the older adults d. all of the above are suggested

Psychology

Which of the following statements is true?

a. The person–situation debate has nothing to do with the person–situation interaction. b. The person–situation debate was resolved by concluding that both the person and the situation have about equal influence, and the person and situation also interact to predict behavior. c. The person–situation interaction has, over recent decades, turned into the person–situation debate. d. The person–situation debate is now best understood as the situation–person debate.

Psychology