if no preliminary sample is

  1. In a preliminary study, the sample standard deviation for the duration of a particularback pain suffered by patients was 18.0
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    2. joe asked by joe
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  2. A quality control inspector wants to estimate the mean inside diameter of the washers produced by acertain machine. A
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    2. Carolyn asked by Carolyn
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  3. if no preliminary sample is taken to estimate p, how large a sample is necessary to be 87% sure that the point estimate will be
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    2. Robin asked by Robin
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  4. What is the minimal sample size needed for a 99% confidence interval to have a maximal margin of error of 0.06 if there is no
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    2. Lynn asked by Lynn
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  5. You are a researcher studying the lifespan of a certain species of bacteria. A preliminary sample of 35 bacteria reveals a
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  6. Suppose that a random sample of n kernels of popcorn is taken and x of these kernels pop. The buyer wants to be 95% sure that
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    2. Apryl asked by Apryl
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  7. 1)Why is it possible to extract sodium and aluminium by use of electrolysis method and not by radiation like in the case of
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    2. Maggie. K asked by Maggie. K
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  8. How can I solve this?A random sample of medical files is used to estimate the proportion p of all people who have blood type B.
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    2. trish asked by trish
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  9. You are a researcher studying the lifespan of a certain species of bacteria. A preliminary sample of 25 bacteria reveals a
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  10. If you have no preliminary estimate for p, how many business phone calls should you include in a random sample to be 98% sure
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    2. Anonymous asked by Anonymous
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