Social Studies, 19.12.2019 04:31 savvaggeb
Aresearcher wishes to determine the difference in two population means. to do this, she randomly samples 9 items from each population and computes a 90% confidence interval. the sample from the first population produces a mean of 780 with a standard deviation of 240. the sample from the second population produces a mean of 890 with a standard deviation of 280. assume that the values are normally distributed in each population. the point estimate for the difference in the means of these two populations is
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Globalization and technology developments have led to what some individuals have described as "flat world." what is the significance of the flat world concept? what is the impact of the flat world on supply chain requirements and strategies?
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Aresearcher wishes to determine the difference in two population means. to do this, she randomly sam...
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