Which of the following is an advantage of a two-way factorial design over a one-way experimental design?
a. Two different kappas can be computed.
b. It is easier to reject the null hypothesis.
c. It allows studying the effects of more than one independent variable simultaneously.
d. It requires fewer statistical analyses.
c
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As the sample size is increased, the distribution of t statistics becomes flatter and more spread out
Indicate whether the statement is true or false
When Ganel and Goodale asked participants to judge whether
wooden blocks of varying lengths were "wide" or "narrow," participants found the task difficult. When asked to grasp the blocks across the middle a. participants made errors as a function of the length of the blocks. b. participants had difficulty judging where the "middle" was. c. participants' grasping actions were not affected by variations in the length of the blocks. d. the top hat illusion led participants to misjudge the width of the blocks. e. the task led participants to change their grasp when this wasn't needed.
Which type of intelligence is evident in the ability to retrieve and use information that has been learned and stored some time ago?
a) fluid b) learned c) intuitive d) crystallized
Dr. Subing conducted a research experiment investigating the effect of ceiling fans on water consumption in laboratory rats. She was able to control for almost every factor that would influence the rats' desire to drink water,
so in the end she had a lot of confidence that the dependent variable (water consumption) was caused exclusively by the independent variable (ceiling fans). In statistical terms, this project has high __________ validity. a. Internal b. Construct c. Predictive d. Criterion