Statistics questions

Statistics
Tutor: None Selected Time limit: 1 Day

Mar 10th, 2015

Since we don't know the population standard deviation we should use the t-distribution. For a sample size n=101, we have 100 (n-1) degrees of freedom. For the 98% confidence interval, we have alpha = 0.01. So the critical t is given by:

t = t.inv(p=0.99, df = 100) = 2.364

Mar 10th, 2015

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Mar 10th, 2015
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Mar 10th, 2015
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