When most people scored high on a test of knitting knowledge, and very few people scored low, what is the distribution called?
a. platykurtic
b. leptokurtic
c. positively skewed
d. negatively skewed
Ans: c
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A researcher reports that the time (in minutes) it takes children who are “picky eaters” to finish their vegetables is negatively skewed, with children finishing their vegetables in 4.2 ± 1.0 (M ± SD) min. Based on Chebyshev’s Theorem, we can conclude that
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