A sample of n =12 is selected from a population whose mean is u=80 (o=12). After a

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A sample of n =12 is selected from a population whose mean is u=80 (o=12). After a treatment is applied to the sample, the size of the treatment is d=0.25. What was the sample mean? a. X=79 b. x=81 C.X =83 d. x=85 O a. O b. O c. O d

Posted Date: May 18, 2024 11:12 AM

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A sample of n =12 is selected from a population whose mean is u=80 (o=12). After a

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