Question: What is the critical value for a 90% confidence interval with df =14? (assume a 2-tailed test) 2-tailed test) a) 2.62449 b) 2.14479 c)1.761310 d)

What is the critical value for a 90% confidence interval with df =14? (assume a 2-tailed test)

2-tailed test)

a) 2.62449

b) 2.14479

c)1.761310

d) 1.345030

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