The number of vehicles sold by a major Toyota showroom in a day was recorded for 10 working days . The data is given as 20 15 18 5 10 17 21 19 25 28. a. Calculate the mean, median and mode b. Find the variance of the above data c. Determine the skewness

The number of vehicles sold by a major Toyota showroom in a day was recorded for 10 working days . The data is given as 20 15 18 5 10 17 21 19 25 28. a. Calculate the mean, median and mode b. Find the variance of the above data c. Determine the skewness

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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The number of vehicles sold by a major Toyota showroom in a day was recorded for 10 working days . The data is given as 20 15 18 5 10 17 21 19 25 28. a. Calculate the mean, median and mode

b. Find the variance of the above data

c. Determine the skewness

d. Determine the quartile deviation and it's coefficient of the above data

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