Stats Solutions

Solution: For a sample of n = 9 patients, the scores for 7-Minute Screen averaged M = 7 with SS = 92. The cognitive test scores averaged M = 17 with SS

Question: For a sample of n = 9 patients, the scores for 7-Minute Screen averaged M = 7 with SS = 92. The cognitive test scores averaged M = 17 with SS = 236. For these data, SP = 127.

  1. Find the regression equation for predicting the cognitive scores from the 7-Minute Screen score.
  2. What percentage of variance in the cognitive scores is accounted for by the regression equation?
  3. Does the regression equation account for a significant portion of the variance in the cognitive scores? Use = .05 to evaluate the F-ratio.

Price: $2.99
Solution: The downloadable solution consists of 2 pages
Deliverable: Word Document


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