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Mathematics, 10.12.2019 23:31, Anliz0179
Asoftware company allows their programmers to work from home an average of 20 hours per week. a department of 15 programmers work a mean of 22 hours per week from home with a standard deviation of 5.6 hours. at is their sufficient evidence to conclude a difference? give a 95% confidence interval for the true mean number of hours working from home
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