A researcher measured the same group of people’s physiological reactions while watching horror films and compared them to when watching erotic films. The resulting data were normally distributed. What test should be used to analyse the data?
a. Independent t?test.
b. Dependent (related) t?test.
c. Mann–Whitney test.
d. Wilcoxon signed?rank test.
b. Dependent (related) t?test.
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Culture gives us language, the ability to ____________________ our experiences and express our needs within our community
Fill in the blank(s) with correct word
Caregivers in an infant room should use a ____________________ voice around their small charges
Fill in the blank(s) with correct word
As we identify instructional goals and objectives, we won't necessarily want to describe each and every behavior we expect students to demonstrate. If we did so, we might generate a long list of relatively trivial behaviors. A reasonable alternative would be to:
a. forego instructional objectives when we want to focus on complex skills. b. emphasize lower-level skills. c. identify a mixture of general and specific objectives. d. identify a few abstract objectives, with examples of behaviors reflecting each one.
What is the best way to give an effective presentation?
a. Projecting your voice and maintaining eye contact b. Speaking quietly so the audience must listen carefully c. Talking quickly so you don’t take too much of the audience’s time d. Letting the audience know if you feel nervous