Question: The data in the file represent egg and cheese symbolizes the total fat, in grams per serving, for a sample of 20 egg and cheese

  1. The data in the file represent egg and cheese symbolizes the total fat, in grams per serving, for a sample of 20 egg and cheese sandwiches from a fast food restaurant. The data are as follows:

78351521222418 33

23 31 25 19292929 30 41 55

  1. Find the mean, mode and the median.
  2. Construct 95% confidence interval for the population mean total fat, in grams preserving.
  3. Interpret the interval constructed in (a).
  4. What assumptions must you make about the population distribution in order to construct the confidence interval estimate in (a)

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