楼主: che2328
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[问答] 关于sample size和几个烦恼的问题 很急很急 [推广有奖]

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楼主
che2328 发表于 2013-1-4 20:06:45 |AI写论文

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不光是操作的问题,这几个问题小弟真是挠头啊!!求助各位大神施以援手!!

11.Explain how you can use the country of origin data (COUNTRY) as it is or thesteps that you would take to transform it for easier handling. What tests couldyou perform on this data? Show five worked examples.

A:

12. Ifthe festival was attended by 4000 participants, was a sample size of 204appropriate? What confidence level does the sample permit to be used to definethe accuracy of the data? Calculate the exact sample size that should have beenused to allow confidence interval of 95%.

A:

13. Withregard to the question on the cost of the respondent’s stay during the Games,rather a large number of non-responses are noted. Why do you think this was thecase? Are there any statistical techniques you could use to address thisnon-response? What other survey techniques could you use to collect this datamore effectively?




14.Briefly suggest what you could do with the budget data to develop it intoeconomic impact data?



15. Forwhat reasons is a cluster analysis performed? Do you think a cluster analysiscould be applied to this data? Why, or why not?



16.Following your data analysis, are there any difficulties that you have seen inthe data or in the survey tool that may have impeded analysis and/or datacollection?


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关键词:Sample size AMPL PLE amp 烦恼

沙发
jswu167 企业认证  发表于 2013-1-6 23:23:31
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