Data on daily units and sales (in $) of several marijuana products in Washington are available online.
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Data on daily units and sales (in $) of several marijuana products in Washington are available online. A researcher aims to test if the mean August sales per unit is associated to the product (Liquid Marijuana Infused Edible, Marijuana Extract for Inhalation, Marijuana Infused Topicals, Marijuana Mix Infused, Marijuana Mix Packaged, or Solid Marijuana Infused Edible) or the year (2016, 2017).
a) Is the interaction statistically significant?
b) Is the year factor relevant?
c) Is the product type factor relevant?
d) Does it make sense to do multiple comparisons for product types without accounting for year?
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Related Book For 
Principles Of Managerial Statistics And Data Science
ISBN: 9781119486411
1st Edition
Authors: Roberto Rivera
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