# Find t_{\frac{\alpha}{2}},\ n=15 for the 98\% confidence interval for the mean.

Find for the $98\mathrm{%}$ confidence interval for the mean.
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Step 1
Provided information that,
$n=15$
Alpha $\left(\alpha \right)=1-0.98=0.02$
$\frac{\alpha }{2}=0.01$
Step 2
t Critical value: