Order effects include ____
a. history and instrumentation effects
b. carryover and progressive error effects
c. maturation and regression effects
d. assignment bias and selection bias
b
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Spearman inferred the existence of a g factor in intelligence from what evidence? a. Mean performance on IQ tests has been rising from one generation to the next
b. Scores on any intellectual test correlate positively with almost any other such test. c. Scores on IQ tests are consistently higher in prosperous countries than in poor countries. d. Children's scores on IQ tests correlate highly with those of their parents.
Mammography _________
A) should only be performed on women at high risk of breast cancer due to the significant dose of radiation that accompanies it. B) should be performed yearly on women starting at age 20, and every six months starting at age 50. C) is the only test women need to perform to monitor their risk of breast cancer. D) according to the American Cancer Society, should be performed yearly on women age 40 and older.