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What are the critical values that correspond to a 95% confidence level and a sample size of 93? a. 65.647, 118.136 b. 59.196, 128.299 c. 57.143, 106.629 d. 69.196, 113.145

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

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