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Organizational Politics and Employee Performances
Organizational Politics and Employee Performances - Trends
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Although validity evidence in its many forms (e.g., content, construct, criterion-related) is an admittedly large part of the psychometric pie, reliability is also a critical piece (Nunnally and Bernstein, 1994). As stated by many psychometricians, "A test may be reliable without being valid, but it cannot be valid without being reliable" (e.g., Aiken and Groth-Marnat, 2006: 97). Therefore, reliability is a necessary condition for validity. There is widespread acknowledgement (Gronlund and Linn, 1990; Henson, 2001; Thompson, 1994; Vacha-Haase, 1998) that reliability is actually a feature of the scores obtained in a ...
Tanzania is changing. There are tremendous opportunities in the Country. If there is something Diaspora Tanzanians should learn from the developed west especially, it would be the principles of pragmatism. Let's stop talking about how real problems in Tanzania are; let's start solving problems. One change at a time. Let's start doing things that work and stop those that do not work including adherence to certain cultural inheritances. Then we can join the rest of the world to move forward. Every historian knew that the dreams of Kwame Nkrumah when he declared of the 19th ... Read More
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Class Day 2009 - Speaker Jamie Dimon
Jamie Dimon: Address to HBS MBA Class of 2009, Class Day June 21 ...