Spatial ability test, Applied Statistics

What would be the cutoff score to indicate a score that is in the top 15% of the scores on a test with a mean of 100 and a standard deviation of 15?

This question has multiple parts.

Use the following information to answer the questions below:

  Spatial Ability Test Musical Ability Test

Mean 80 74

Standard Deviation 6 3

Raw Scores Spatial Ability Musical Ability

Juan 82 80

Lucinda 86 77

A. On which test did Juan do better?

B. On which test did Lucinda do better?

C. James had a z score of -1.2 on the spatial ability test. What was his score?

D. Ming Lee had a z score of +1.56 on the musical ability test. What was her score?

Posted Date: 3/11/2013 6:00:29 AM | Location : United States







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