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[Steps Shown] Internet usage. Internet usage rates are available for various countries in the United Nations Common Database . Countries were randomly selected

Question: Internet usage. Internet usage rates are available for various countries in the United Nations Common Database . Countries were randomly selected from three regions (Africa, Asia, and Europe), and Internet usage (per 100 inhabitants) data from 2005 were retrieved. The data were analyzed to determine if Internet usage rates were the same across regions. The partially completed Analysis of Variance table is shown here.

  1. Is this an experimental or observational study? Explain.
  2. Is this a prospective or retrospective study? Explain.
  3. State the null and alternative hypotheses.
  4. Calculate the F—statistic.
  5. The P-value for this statistic turns out to be < 0.001. State the conclusion. Can a causal link be established? Explain.

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Solution: The downloadable solution consists of 2 pages
Deliverable: Word Document


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