Question: Examine the sample data in the accompanying table. a. Construct a stem-and-leaf plot to assess whether the data are from an approximately normal distribution. b.

Examine the sample data in the accompanying table.

a. Construct a stem-and-leaf plot to assess whether the data are from an approximately normal distribution.
b. Compute 5 for the sample data.
c. Find the values of QL and QU and the value of s from part b to assess whether the data come from an approximately normal distribution.
d. Generate a normal probability plot for the data and use it to assess whether the data are approximately normal.

5.9 5.3 6 74 8.612 2.1 4.0 73 8.4 8.9 67 4.5 6.3 76 9.7 3.5 4.33.38.4 1.6 8.2 65 115.0 9.4 6.4

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