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[Solution Library] An LSAT preparation school claims that its review course will add at least 50 points to the score of a student retaking the LSAT exam. You sample

Question: An LSAT preparation school claims that its review course will add at least 50 points to the score of a student retaking the LSAT exam. You sample 25 students and find that average improvement was 40 points with a standard deviation of 15 points

  1. Test the claim at the .05 significance level
  2. No claim was made by the school. They took a sample with the above results and ask you to construct a two-sided 95% confidence interval for the population mean.

Price: $2.99
Solution: The downloadable solution consists of 1 pages
Deliverable: Word Document


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