Note that n is a parameter that indicates the number of degrees of freedom. You can specify n with the following slider:
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Expression 5: "n" equals 1n=1
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As n gets large, the corresponding t-distribution approaches the standard normal distribution.
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Expression 7: "Z" left parenthesis, "x" , right parenthesis equals StartFraction, 1 Over StartRoot, 2 pi , EndRoot , EndFraction "e" Superscript, negative StartFraction, "x" squared Over 2 , EndFraction , Baseline Has graph. To audio trace, press ALT+T.Zx=12πe−x22