Quiz Course 30K views Variability We begin with variability, or dispersion. This means how spread out our data is. Looking at our data, we see that our data ranges from 1 donut purchased to 12 donuts purchased. How we note this variability depends on the particular measurement type we ...
a statistic that tells us how the data values are dispersed or spread out is called the measure of dispersion. a simple measure of dispersion is the range. the range is equivalent to the difference between the highest and least data values. another measure of dispersion is the standard ...
Measures of dispersion are numerical statistics which describe the spread of data or the width of the distribution. NOTE: A normal distribution exhibits a mean, median, and mode that are approximately the same value.Quiz QuestionWhat is the MEDIAN of a normally distributed population with a ...
Q 1 2 Q3 Q1 Quartile deviation deals only with the middle 50 percent of the data and ignores the rest. It is therefore not a very good measure of spread though better than the range. 3. Standard Deviation – The most commonly used measure of dispersion. It takes ...