Comprehensive Questions with
Verified Answers Graded A+
If my distribution of data is skewed, which measure of central tendency should I use to describe
the center of data? - Answer: Median
Leptokurtic distributions have a __ peak, while platykurtic distributions have a __ peak. -
Answer: Sharp; flat
If I have positively skewed data, the mean will be __ than the median. - Answer: Greater than
Bar graphs differ from histograms in that __. - Answer: Bars in bar graphs do not touch, while
bars in histograms do
If I have positively skewed distribution, which direction is the tail going? - Answer: to the right
What is the mean for these data? 1, 2, 3, 5, 9, 10, 4, 2, 3, 1 - Answer: Mean=4
In what two ways do we describe the shape of frequency distribution? - Answer: Skewness and
kurtosis
I use a histogram if I am graphing continuous data. - Answer: True