Homework Answers
Here s = 1369 and n = 15
df = 15 - 1 = 14
α = 1 - 0.99 = 0.01
The critical values for α = 0.01 and df = 14 are ꭓ^2(1-α/2,n-1) =
4.075 and ꭓ^2(α/2,n-1) = 31.319
CI = (14*1369^2/31.319 , 14*1369^2/4.075)
CI = (611.96 , 4703.31)
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