Tag Archives: Loyalty Card

Does it look symmetric-Would you prefer the IQR instead of the standard deviation to describe this variable’s dispersion? Why?

Statistics Analysis Insert a new column in the database that corresponds to “Annual Sales.” Annual Sales is the result of multiplying a restaurant’s “SqFt.” by “Sales/SqFt.” Calculate the mean, standard deviation, skew, 5-number summary, and interquartile range (IQR) for each of the variables. Create a box-plot for the “Annual Sales” variable. Does it look symmetric? […]