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...verbs (e.g. ‘orders shipped’ rather than ‘ship’). Be sure your variable fits into phrases, such as ‘level of’, ‘amount of’ or ‘size of’. Use a neutral or positive term whenever possible to avoid confusion that can arise with negative forms of nouns. Include intangible variables (e.g. morale) where appropriate as well as tangible variables (e.g....

...Le Blanc, France. A Lesson in Flying: Gliding Performance Ann Welch explains how to actually fly a glider. The Rhonsperber and Primary gliders are compared, with relation to glide ratio. Clouds and Thermals Ann Welch explains what a thermal is and why they are important in gliding. Performance Penalty: Speed A test flight demonstrates the performance penalty associated...