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April 20, 2014

April 20, 2014

Posted by **Sandra** on Monday, September 3, 2012 at 8:53pm.

a. What is a Z score for a car with a price of $ 33,000?

b. What is a Z score for a car with a price of $30,000?

c. At what percentile rank is a car that sold for $30,000?

- statistics -
**PsyDAG**, Tuesday, September 4, 2012 at 3:07ama and b. Z = (score-mean)/SD

c. Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to the Z score.

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