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Samples are drawn from two processes that are supposed to be making parts of the same size. The samples yield the following statistics: n1 =
- Samples are drawn from two processes that are supposed to be making parts of the same size. The samples yield the following statistics:
n1 = 8 1 = 220 s^2 = 190
n2 = 13 2 = 195 s^2 = 420
- Are the means of the two processes the same or is there evidence that they are different (=0.01)?
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Elementary Statistics
Authors: Mario F. Triola
12th Edition
0321836960, 978-0321836960
