Question: To complete this scenario, use the Sammy's Subs Sales Data Excel file linked in the Resources.

Sammy, the owner of a fast food chain called Sammy's Subs, wants to know whether the levels of daily sales are different between his shop in Edina and the one in Richfield. He records sales in each shop for a month, in the Sammy's Subs Sales Data Excel file. Use the data in this file to determine whether sales levels are different between the two stores at the .05 level of significance. State the null hypothesis, and explain how you determined whether to reject it.