Calculate the quartile measure of skewness for the distribution of time taken by 100 workers to complete a job:

Find the appropriate measure of skewness from the following:

Compute an appropriate measure of skewness from:

Calculate with the use of quartiles the coefficient of skewness for the following frequency distribution:

 

Transcribed Image Text:

Time (seconds) -12 13-15 16-18 19-21 22-24 25-27 No. of Workers 4 16 22 28 15 9 28- 6 Time (seconds) -12 13-15 16-18 19-21 22-24 25-27 No. of Workers 4 16 22 28 15 9 28- 6