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A random sample of 64 adults was selected as part of a study on weight loss. The average weight loss was 35 pounds with a standard deviation of 6 pounds. Assume the weight loss is normally distributed. Give the following information for a 99% confidence interval for the mean weight loss.

1. The value for Z or t and how you found it.

2. The confidence interval equation filled in.

3. The calculation of the Standard Error

4. The calculation of the Margin of Error

5. The upper and lower limits

6. An interpretation of the confidence interval

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