Statistics Solutions

Solution: The types of raw material used to construct stone stools found at the archaeological site Casa del Rito are shown below. (Bandelier Archaeological

Question: The types of raw material used to construct stone stools found at the archaeological site Casa del Rito are shown below. (Bandelier Archaeological Excavation Project edited by Kohler and Root). A random sample of 1486 stone tools are obtained from a current excavation site.

  1. Test the claim that the regional distribution of raw materials fits the distribution at the current evaluation site. State null and alternative hypothesis.
  2. Let \(\alpha=0.10\). Find and sketch the rejection region associated with this hypothesis test.
  3. Compute the \(\chi 2\) test statistic and state your conclusion.

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