(p. 114) The two measures most frequently used to reflect an infant's awareness of a change in an event are the infant's level of activity and heart rate.
Answer the following statement true (T) or false (F)
True
Researchers have found that sounds of 5 to 15 seconds seem to have the most effect on an infant's level of activity and heart rate-the two measures most frequently used to reflect an infant's awareness of a change in an event. If the sound lasts more than several minutes, the infant becomes less responsive.
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Fill in the blank(s) with the appropriate word(s).
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a. Inviting a colleague to review data and analysis methods on a research study to check their validity b. Asking for informed consent c. Quoting a colleague’s research without citing it d. Submitting research for publication before consulting a co-author
31. When computing a correlation coefficient, if you have 27 degrees of freedom, your sample size must be _______.
a. 29 b. 27 c. 25 d. 26