To evaluate the effect of a treatment, one sample of n=8 is obtained from a population mean: u=40 and the treatment is administered to the individuals in the sample After the treatment, the sample...

To evaluate the effect of a treatment, one sample of n=8 is obtained from a population mean: u=40 and the treatment is administered to the individuals in the sample After the treatment, the sample mean is found to be M=35.

2. If the sample variance is S2=73, are the dat sufficient to conclude that the treatment has a significant effect using a two-tailed test with alpha=.05?