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In a complete study, there is a known population with a normal distribution μ=25. and σ=12. what is the estimated effect size if a sample given an experimental procedure has a mean of 22.
Need help on this problem
In a complete study, there is a known population with a normal distribution μ=25. and σ=12. what is the estimated effect size if a sample given an experimental procedure has a mean of 22.
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