A researcher designs an experiment by manipulating the following variables: temperature (low or high), illumination level (low or high), and time of testing (day or night). For a repeated measures design, how many participants would the researcher require in order to have 10 participants per condition?
A. 10
B. 20
C. 100
D. 150
Answer: A
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Which of the following is a reason why life expectancy has continued to rise for the world's population?
a) major alterations in the human genetic code b) increased nutrition and the rise in obesity c) vaccinations and preventive measures against diseases d) improved ranges of leisure activities
If you have a categorical independent variable for your x-axis and a continuous variable as your dependent variable for your y-axis, you would use which graph?
A. line graph B. pie chart C. bar graph D. scatterplot
______ test is used to conduct an ANOVA for any design comparing three or more means that contains a within-subjects variable.
A. repeated measures B. two-way ANOVA C. one-way ANOVA D. repeated subjects
Voluntary muscle movement originates in the primary motor cortex, which is located in the __________ lobes
a. parietal b. temporal c. frontal d. occipital