Mathematics, 08.12.2020 14:00, sepdentalcare8131

The makers of a soft drink want to identify the average age of its consumers. A sample of 25 consumers was taken. The average age in the sample was 31 years with a standard deviation of 3.8 years. The Margin of error of the 99% confidence interval for the average age of the consumers is

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The makers of a soft drink want to identify the average age of its consumers. A sample of 25 consume...