Question: Contains the amount spent (in dollars) in a random sample of purchases where the payment was made by credit card, debit card, and check, respectively.
Contains the amount spent (in dollars) in a random sample of purchases where the payment was made by credit card, debit card, and check, respectively. Test whether the population mean amount spent differs among the three groups, using α = 0.05.
Credit Card Debit Card Check 80 100 110 90 100 120 90 110 50 70 80 80
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To test whether the population mean amount spent differs among the three groups credit carddebit cardand checkwe can use a oneway ANOVA test Step 1 St... View full answer
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