Do consumers spend more on a trip to Target or Walmart? Suppose researchers interested in this question collected a systematic sample for 82 Target customers and 85 Walmart customers by asking customers for their purchase amount as they left the store. Using the given summary statistica, researchers calculated a 95% confidence interval for the mean difference between Target and Walmart purchase amounts. The interval was ($-18.97,$-7.03). Explain in context what this interval means. Select the correct choice below. n Target Walmart 82 85 41 OA. With 95% confidence, the mean purchase amount of Target and Walmart is between $7.03 and $18.97 more than the mean purchase amount at Target. OB. With 95% confidence, the mean purchase amount at Target is between $7.03 and $18.97 less than the mean purchase amount at Walmart. DC. With 95% confidence, the mean purchase amount at Target is between $7.03 and $18.97. OD. With 95% confidence, the mean purchase amount at Walmart is between $7.03 and $18.97. 21 54 18

Select the corroct choice beiow: a. With 95% confidence, the mean purchese amount of Target in betwoen $7.03 and $18.97 less than the meen purchese amount at Widmerh. C. Wha 85% confidence, the mean purchase amount at Tarpet is between $7.03 and $18.97