Stats Solutions

Solution: The employment and Training Administration reported U.S. mean unemployment insurance benefit of $238 per week. A researcher in the state of Virginia

Question: The employment and Training Administration reported U.S. mean unemployment insurance benefit of $238 per week. A researcher in the state of Virginia anticipated that sample data would show evidence that the mean weekly unemployment insurance benefit in Virginia was below the national level.

  1. Develop appropriate hypotheses such that rejection of Ho will support the researcher’s contention.
  2. For a sample of 100 individuals, the sample mean weekly unemployment insurance benefit was $231with a sample standard deviation of $80. What is the \(p\) - value?
  3. At \(z=.05\). what is your conclusion?
  4. Repeat the preceding hypothesis test using the critical value approach

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