(E1.32)- Calcium Content The calcium (Ca) content of a powdered mineral substance was analyzed 10 times with the following percent compositions recorded:
a. Draw a dot-plot to describe the data. (HINT: The scale of the horizontal axis should range from .0260 to .0290.)
b. Draw a stem and leaf plot for the data. Use the numbers in the hundredths and thousandths places as the stem.
c. Are any of the measurements inconsistent with the
other measurements, indicating that the technician may have made an error in the analysis?
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