Mathematics, 31.10.2021 04:40 Lindsay882
A sample of n = 9 participants is obtained from a population with u = 29, and a treatment is administered to the individuals in the sample. After treatment, the scores for the nine
participants are as follows: 23,33, 26, 28, 30, 26, 27, 25, 25.
a. Are the data sufficient to conclude that the treatment has a significant effect? Use a two-tailed test with a = .05.
b. Are the data sufficient to conclude that the treatment significantly decreased scores? Use a one-tailed test with a =.05.
Answers: 2
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A sample of n = 9 participants is obtained from a population with u = 29, and a treatment is adminis...
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