Z score for probability calculation
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The department of Weston Materials, Inc. manufacturer of demountable carports, indicates that two workers take an average of 32 hours with a standard deviation of two hours to build a garage. Suppose that the times are joining a normal distribution. (Closer to 2 decimal places)
1. Determine the value of z for 29 hours.
2 Determine the value of z for 34 hours.
3. What percentage of between 29 and carports require 34 hours to be armed?
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Solution Summary
The solution provides step by step method for the calculation of probability based on Z score . Formula for the calculation and Interpretations of the results are also included.
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