A researcher plans to conduct a study to compare two groups. Based on previous research, she anticipates a medium effect size. She does a power analysis with alpha level of .05. This power analysis tells her
A. the t-test outcome and degrees of freedom she should expect.
B. Cohen's d for her study.
C. the sample size she will need to observe a statistically significant finding.
D. the practical significance of her research.
C. the sample size she will need to observe a statistically significant finding.
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Which one of the following is FALSE about the Armed Services Vocational Aptitude Battery?
a. It was developed by the Department of Defense in the 1960s. b. It is an interest inventory that helps people choose military careers. c. It is administered to men and women when they leave the military. d. It assesses the skills soldiers need in combat.
Taylor is sitting on the floor playing with some blocks. While she is playing she is talking to her blocks. This type of behavior is what __________ called private speech
a) Lev Vygotsky b) Jean Piaget c) Erik Erikson d) Noam Chomsky
It is always obvious what your sexual partner desires sexually
Indicate whether the statement is true or false
The point-light walker display could be used in a way that disrupts the identification of motion by having the person being videotaped wearing ______ on their wrists, elbows, shoulders, ankles, knees, and hips.
A. non-blinking lights B. sporadically blinking lights C. various colored lights D. red lights