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The following data is taken from a customer satisfaction survey for a food product. For the class, perform a chi-square test on the data or similar data. Use the test to test the claim of whether a statistically significant relationship exists between the customer's satisfaction level and decision to repurchase the food item again. You may use the manual method of calculation, or show how MegaStat (or other software) is used to analyze the data. Be sure to discuss the interpretation of results.
Customer Satisfaction LevelOverall Taste
NeitherVery Satisfied Nor VeryDissatisfied Dissatisfied Dissatisfied Satisfied Satisfied
Unlikely 120 60 25 15 10Purchase Undecided 40 40 30 45 55Decision Likely 10 15 45 70 175
The margin of error for a 95% confidence interval estimate for the proportion of all students with cell phones is
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