. If a researcher records the correlation between happiness (high, low) and relationship status (short term, long term), then which correlation measure is most appropriate for this analysis?
A. Spearman
B. point-biserial
C. phi
D. significance
Ans: C
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AAP recommendations for prevention of SIDS do not include which of the following? a. Take off a bib before putting a baby to sleep. b. Breast feed until 6 months
c. Rely on a monitor to deter SIDS risk. d. A baby should not share a "family" bed. e. Do not put a baby to sleep on his or her side.
Ms. Waskie says "good work" to Elmer after he completed 15 problems on his math worksheet. The next day he only completed 8 problems. In this situation, saying "good work" is an example of:
a. extinction b. negative reinforcement c. punishment d. positive reinforcement
A larger share of education financing will not be provided by the federal government
Indicate whether the statement is true or false
In infant programs, sleep schedules
a. are arranged so that there is one specified nap time in the morning and one after lunch. b. are arranged so that there is one specified nap time in the morning and two in the afternoon. c. follow each individual child’s schedule. d. are staggered so cribs can be shared (for instance, four cribs for eight children).