Why are researchers including estimates of effect size in addition to statistical significance when
reporting results?
A) to retest the results of the first statistical analysis.
B) to indicate the chance occurrence of the effect caused by an IV or for a correlation
C) researchers are actually decreasing their use of effect size in journal articles
D) to indicate the size or magnitude of the effect caused by an IV or for a correlation
D
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When childrearing methods are studied, researchers have found that ________
a. almost all children have lasting emotional damage if their parents use abusive methods. b. loving parents who are consistent in their childrearing seldom have troubled children. c. the shared environment of the home has little if any influence on personality. d. parents adopt a preferred method of childrearing and seldom vary it from child to child.
Which of the following statements regarding stimulant treatment is most accurate?
a. Blocking the effects of cocaine and other stimulants is an effective treatment. b. Blocking the effects of cocaine and other stimulants produces dysphoria and anhedonia. c. Antibodies to cocaine cannot be used as an effective treatment for cocaine abuse. d. There are no effective treatments for cocaine abuse.