When a distribution is bell-shaped with the left half identical to the right half, it is:
a. skewed positively
b. symmetrical
c. equilateral
d. skewed negatively
e. not applicable for Chebyshev's theorem
Question 2
In a negatively skewed distribution, the:
a. mean is greater than the median and the median is greater than the mode.
b. mean is greater than the median and the median is smaller than the mode.
c. mean is smaller than the median and the median is greater than the mode.
d. mean is smaller than the median and the median is smaller than the mode.
e. mean is equal to the median and the median is equal to the mode.
Bell Curve for Intelligence IQ scores for a population-based sample usually fall into this kind of
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The heart and its major blood vessels. Oxygen-rich blood is pumped from the lungs to the left