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히스토그램에 법선 곡선을 그리는 방법

2017 년에 txnelson은이를 위해 멋진 코드 스 니펫을 게시했습니다.

<SPAN class="token function">Names Default To Here</SPAN><SPAN class="token punctuation">(</SPAN> <SPAN class="token number">1</SPAN> <SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">;</SPAN>
dt <SPAN class="token operator">=</SPAN> <SPAN class="token function">Open</SPAN><SPAN class="token punctuation">(</SPAN> <SPAN class="token string">"$SAMPLE_DATA\Big Class.jmp"</SPAN> <SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">;</SPAN>

Dis <SPAN class="token operator">=</SPAN> dt <SPAN class="token operator"><</SPAN><SPAN class="token operator"><</SPAN><SPAN class="token messages"> Distribution</SPAN><SPAN class="token punctuation">(</SPAN>
 Continuous Distribution<SPAN class="token punctuation">(</SPAN> <SPAN class="token function">Column</SPAN><SPAN class="token punctuation">(</SPAN> <SPAN class="token punctuation">:</SPAN>height <SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">,</SPAN> Vertical<SPAN class="token punctuation">(</SPAN> <SPAN class="token number">0</SPAN> <SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">,</SPAN> Density Axis<SPAN class="token punctuation">(</SPAN> <SPAN class="token number">1</SPAN> <SPAN class="token punctuation">)</SPAN> <SPAN class="token punctuation">)</SPAN>
<SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">;</SPAN>

<SPAN class="token function">Report</SPAN><SPAN class="token punctuation">(</SPAN> Dis <SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">[</SPAN>Frame Box<SPAN class="token punctuation">(</SPAN> <SPAN class="token number">2</SPAN> <SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">]</SPAN> <SPAN class="token operator"><</SPAN><SPAN class="token operator"><</SPAN><SPAN class="token messages"> Add Graphics Script</SPAN><SPAN class="token punctuation">(</SPAN>
 mu <SPAN class="token operator">=</SPAN> <SPAN class="token number">63</SPAN><SPAN class="token punctuation">;</SPAN>
 sigma <SPAN class="token operator">=</SPAN> <SPAN class="token number">3.2</SPAN><SPAN class="token punctuation">;</SPAN>
 <SPAN class="token function">Pen Color</SPAN><SPAN class="token punctuation">(</SPAN> <SPAN class="token string">"Red"</SPAN> <SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">;</SPAN>
 <SPAN class="token function">Y Function</SPAN><SPAN class="token punctuation">(</SPAN> <SPAN class="token function">Normal Density</SPAN><SPAN class="token punctuation">(</SPAN> <SPAN class="token punctuation">(</SPAN>x <SPAN class="token operator">-</SPAN> mu<SPAN class="token punctuation">)</SPAN> <SPAN class="token operator">/</SPAN> sigma <SPAN class="token punctuation">)</SPAN> <SPAN class="token operator">/</SPAN> <SPAN class="token punctuation">(</SPAN><SPAN class="token number">40</SPAN> <SPAN class="token operator">/</SPAN> <SPAN class="token number">12</SPAN><SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">,</SPAN> x <SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">;</SPAN>

 mu <SPAN class="token operator">=</SPAN> <SPAN class="token number">51.5</SPAN><SPAN class="token punctuation">;</SPAN>
 sigma <SPAN class="token operator">=</SPAN> <SPAN class="token punctuation">.</SPAN><SPAN class="token number">87</SPAN><SPAN class="token punctuation">;</SPAN>
 <SPAN class="token function">Pen Color</SPAN><SPAN class="token punctuation">(</SPAN> <SPAN class="token string">"Blue"</SPAN> <SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">;</SPAN>
 <SPAN class="token function">Y Function</SPAN><SPAN class="token punctuation">(</SPAN> <SPAN class="token function">Normal Density</SPAN><SPAN class="token punctuation">(</SPAN> <SPAN class="token punctuation">(</SPAN>x <SPAN class="token operator">-</SPAN> mu<SPAN class="token punctuation">)</SPAN> <SPAN class="token operator">/</SPAN> sigma <SPAN class="token punctuation">)</SPAN> <SPAN class="token operator">/</SPAN> <SPAN class="token punctuation">(</SPAN><SPAN class="token number">40</SPAN> <SPAN class="token operator">/</SPAN> <SPAN class="token number">2</SPAN><SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">,</SPAN> x <SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">;</SPAN>
<SPAN class="token punctuation">)</SPAN><SPAN class="token punctuation">;<BR /></SPAN>

곡선을 적절하게 스케일링하려면 총 데이터 포인트 수를 히스토그램 분포 (최대 40/12 및 40/2로 표시)의 최대 막대에 대한 데이터 포인트로 나눈 값이 필요합니다. 이것을 계산하는 방법이 있습니까? 나는 전자를 얻을 수 있지만 후자는 얻을 수 없습니다.

 

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다시 : 히스토그램에 법선 곡선을 그리는 방법

카운트를 얻는 방법을 모르지만 스케일이 적절하다고 가정하면 << Get Max 메시지와 함께 Axis Box에 최대 스케일 값을 요청할 수 있습니다.