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True or False
100
True: Noticing that the salamanders that have curled, non-straight tails is an observation. You make an inference on the salamanders tails based on the region of their environment. This is an example of an observation
True or False: An example of an observation might be noticing that many salamanders near a pond, have curved, not straight, tails
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False: You have to start out with an hypothesis in order to be able to test your experiment, if your hypothesis isn't testable then it is pointless to experiment. Your hypothesis has to be testable.
True or False: Your hypothesis doesn't necessarily have to be testible