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Statistical prediction are generally based on a random sample selected from population. In your own opinion should people trust statistical prediction? Use an example to illustrate your opinion.
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Doctor wants the estimate the HDL cholesterol of all 20 to 29 year old females. How many subjects are needed to estimate the HDL cholesterol within 3 points with 99% confidence assuming o=18.2? Suppose the doctor would b ...
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You work as a purchasing manger at walter Pharmaceuticals. Yor currnet suppliers of raw materials has an average delivery time of 14 days. Another vendor approaches you and says that they can match your current vendors's ...
Ralph and Gina attend differed schools, but each have a GPA of 3.2 The GPA's at each score follow a normal distribution. Ralph's school has a mean GPA of 2.7 and a standard deviation of .25. Gina's school has a mean of 3 ...
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