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Question 482:

a telescpoe manufacturur wants its telescopes to have standard deviations in resolution to be significantly below 2 when focusing on objects 500 light-years away. when a telescop is used to focus on an object 500 light years away 30 times, the sample standard deviation turns out to be 1.46.(a) state explicit null and alternate hypothesis(b) test your hypothesis at the a=0.01 level.

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