Question

The randomly selected 60 shoppers have rated a new bottle design for a popular soft drink. The data are given below. Determine the no. of classes, class width, and the relative frequency of each class to construct the histogram for the given data. Explain the skewness of data based on the histogram. 

34 33 33 29 26 33 28 25 32 33

32 25 27 33 22 27 32 33 32 29

24 30 20 34 31 32 30 35 33 31

32 28 30 31 31 33 29 27 34 31

31 28 33 31 32 28 26 29 32 34

32 30 34 32 30 30 32 31 29 33

Answer 1

From the histogram, the rating given by 60 shoppers about design for popular soft drink is negatively skewwed.