Why is variability an important second value to report along with the measure of central tendency?
a. Because variability will tell you how much external validity you have
b. Because the measure of central tendency is often miscalculated
c. Because variability provides information about the spread of the data
d. Because variability gives you a sense of how confident you can be that the measure of central tendency represents the data set
Ans: D
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before Chantal gets pregnant. as soon as Chantal knows she is pregnant. during the first trimester of pregnancy. as soon as the baby is born.
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