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Statistics Roundtable: Improve Your Evaluations

by Meeker, William Q.; Doganaksoy, Necip; Hahn, Gerald J.

In an earlier Statistics Roundtable column, we described how the conclusions you can draw from statistical analysis of limited life data can be bolstered by appropriately incorporating engineering knowledge and experience into the analysis....


Statistics Roundtable: Use What You Know

by Meeker, William Q.; Doganaksoy, Necip; Hahn, Gerald J.

Engineers and managers often must make important decisions in situations in which there is substantial uncertainty because of limited data. In some such cases, the data analyses can be bolstered by incorporating engineering knowledge and experience....


Statistics Roundtable: Not Significant, But Important?

by Seaman, Julia E., and Allen, I. Elaine

In March 2011, the Supreme Court ruled that even if a result from a controlled clinical trial was not statistically significant, it still might be important....


Planning Life Tests for Reliability Demonstration

by Meeker, William Q.; Hahn, Gerald J.; Doganaksoy, Necip

How many units do I need to test and for how long to demonstrate high reliability? Engineers and managers ask statisticians this question all the time because they need information about reliability before making important decisions....


Planning life tests for reliability demonstration.

by Meeker, William Q.; Hahn, Gerald J. ; Doganaksoy, Necip

How many units do I need to test and for how long to demonstrate high reliability?? Engineers and managers ask statisticians this question all the time because they need information about reliability before making important decisions....



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