Question
Asked Jul 27, 2019
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Use the Student's t distribution to find tc for a 0.95 confidence level when the sample is 13. (Round your answer to three decimal places.)

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Expert Answer

Step 1

Given sample size = n = 13
Degree of freedom = n-1 = 13-1 = 12

Given we need 95% confidence interval. So α =...

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0.95 0.025 0.025

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