Question: For the data in Exercise 6-21, (a) Construct a stem-and-leaf diagram. (b) Many scientists consider rain with a pH below 5.3 to be acid rain

For the data in Exercise 6-21,

(a) Construct a stem-and-leaf diagram.

(b) Many scientists consider rain with a pH below 5.3 to be acid rain (http://www.ec.gc.ca/eau-water/default.asp? lang=En&n=FDF30C16-1). What percentage of these samples could be considered as acid rain?

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