| 41. | In the history of science, this is considered to be the first occurrence of a controlled experiment.
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| 42. | Aristotle failed to see the value of controlled experiment, believing that nature could only be understood whole.
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| 43. | There are many ways to fake it or to think it is observed in poorly controlled experiments.
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| 44. | You have to have a controlled experiment and all the conditions have to be exactly the same.
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| 45. | Remotely controlled experiments have become a widespread tool for teaching physics at the university level of education.
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| 46. | :: The terms " dependent variable " and " independent variable " are used for controlled experiments.
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| 47. | I have deliberately left ` A Controlled Experiment', the most different of the stories, to the end.
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| 48. | Controlled experiments can be performed when it is difficult to exactly control all the conditions in an experiment.
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| 49. | It is at best difficult and expensive to conduct controlled experiments on smoking status in the general population.
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| 50. | A controlled experiment was in order.
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