Will Wearing Makeup to Work Affect the Amount of Sales that I Earn?

At work, employee hours are based on the number of sales during the week. Naturally, most employees will try to find ways to increase sales and in turn increase their hours and paychecks. I saw my psychology experiment as an opportunity to try and increase sales. My general question was "When I wear make-up to work, do I get more sales than if I weren't to wear makeup?" My hypothesis was that when I wore makeup, I would get more sales and if I weren't to wear makeup, then I wouldn't have as many.
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