The attached Excel file (Beverage preference data.xlsx ) contains data from a sample of 90 people. In this file, you wil
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The attached Excel file (Beverage preference data.xlsx ) contains data from a sample of 90 people. In this file, you wil
2.
The attached Excel file (Beverage preference data.xlsx ) contains data from a sample of 90 people. In this file, you will find their beverage preference (coffee, tea, or soft drink) and age groups (adults or teens). Use the data to conduct a hypothesis test to investigate if beverage preference is independent of age group (a 0.05). According to the information, answer the following two questions. =
Calculate the test statistic. Keep 3 decimals.
Do we have enough evidence to reject the null hypothesis that beverage preference is independent of age group? No Yes