Business MathematicsNEB 2081
The Bowley's coefficient of skewness is based on a) median, standard deviation and mean b) lower quartile, upper quartile and median c) quartiles and standard deviation d) percentile and standard…
1The Bowley's coefficient of skewness is based on a) median, standard deviation and mean b) lower quartile, upper quartile and median c) quartiles and standard deviation d) percentile and standard deviation
Answer
The Bowley’s coefficient of skewness is a measure of asymmetry in a frequency distribution based on quartiles. It is calculated using the lower quartile (Q₁), upper quartile (Q₃), and the median (Q₂). The formula is:
This coefficient helps determine the direction and degree of skewness in a dataset. If the value is positive, the distribution is positively skewed; if negative, it is negatively skewed; and if zero, the distribution is symmetric.
Thus, the correct answer is: b) lower quartile, upper quartile and median
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