Can you please show me how you got the answer

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A random sample of n = 25 individuals is selected from a population with μ = 20, and a treatment is administered to each individual in the sample. After treatment, the sample mean is found to be M = 22.2, with SS = 384. Based on sample data, does the treatment have a significant effect? Use a two-tailed test with α = 0.05. Can you please show me how you got the answer?

Reference no: EM132160618

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