The mean is an inappropriate measure of central tendency when the distribution is severely skewed because
a. it is not the mathematical center of a skewed distribution.
b. only 50% of the scores in a skewed distribution are near it.
c. it does not accurately describe a skewed distribution.
d. only the mode describes a skewed distribution.
C
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What do parents report when asked why they think the Lamaze method of childbirth works successfully?
A. It saves money by not requiring a stay in the hospital. B. It provides parents with mastery and a sense of control. C. It allows childbirth to occur without the need for medication. D. It is safer for the newborn than any other procedure.
A difference score is obtained by
a. subtracting the Before score from the After score. b. subtracting the After score from the Before score. c. dividing After scores by Before scores. d. either a or b, just so long as you are consistent
The ________ axis is a system of hormonal influences and interactions that is responsible for gonadarche
Fill in the blank with correct word.
Joan is a six-year-old child who cries out in the middle of the night, appearing frightened and inconsolable. Her parents are unable to comfort her during these episodes, and Joan has no memory of the event in the morning. Joan appears to be experiencing a. dyssomnia
b. hypersomnia. c. nightmares. d. sleep terrors.