Question: A sample (n=16) is selected from a population with y= 50. After a treatment is administered to the individuals in the sample, the mean is

A sample (n=16) is selected from a population with y= 50. After a treatment is administered to the individuals in the sample, the mean is found to be M= 55 with a stande deviation of 8. Conduct the correct ttest based on the data 5 pts

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