Read sashelp.shoes as input. • Create a new SAS data set, work.shoerange. • Create a new character variable SalesRange that will be used to categorize the observations into three groups. • Set the value of SalesRange to the following: o Lower when Sales are less than $100,000. o Middle when Sales are between $100,000 and $200,000, inclusively. o Upper when Sales are above $200,000. run this programme.
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