Please solve

D Question 40 2.5 pts A marketing research firm wishes to compare the prices charged by 2 supermarket chains -Publi's and Wally's . The research firm using a standardized one-week shopping plan (grocery lists, makes als identical purchases at 100 of each chain's stores. The stores for each chain are randomly selected, and all purchases are made during a single week. It is reasonable to assume that the samples are urces independent. de Weeky Expenses Tools Publi's Average Weekly Expenses of the 100 stores $121.60 earning Sample Variance $1.78 cess Tips Wally's Average Weekly Expenses of the 100 stores $121.30 Sample Variance $2.24 Ho : -12=0 Ha : H1 - 12 7 0 At a = 0.05 what is your conclusion? DF = 96 Use up to 3 decimal places in your calculations. If you can, use up to 2 decimals in your intermediate calculations