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Suppose the coffee industry claimed that the average adult drinks 2.5 cups of coffee per day. Because of other choices of caffeine beverages, marketers
Suppose the coffee industry claimed that the average adult drinks 2.5 cups of coffee per day. Because of other choices of caffeine beverages, marketers believe that college students drink less cups of coffee per day. A random sample of 100 college students was selected, and the sample mean was 2.4 cups per day with a standard deviation of 0.75 cups per day. Use a 0.05 significance level to test the marketers' belief. t-stat (round to 2 decimal places) = -1.33 A/ p-value (do not round) = 0.0927 A What is your decision (Retain Ho or Reject Ho)? retain ho A/ Question 7 (0.75 points) Write a summary statement for this hu
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