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--- b:head_first_statistics:visualization [2020/09/07 13:15] – [Histogram] hkimscil
+++ b:head_first_statistics:visualization [2022/09/14 08:49] – hkimscil
@@ Line 71: / Line 71: @@
 Excel에서의 histogram
+| Bin  | Frequency  |
+| 199  | 3  |
+| 399  | 7  |
+| 599  | 9  |
+| 799  | 5  |
+| 999  | 2  |
 in R . . . .
@@ Line 79: / Line 88: @@
 dat
 hist(dat)
+hist(dat, breaks=5)
 </code>
 ====== Scatter plot ======
+<code>
+hist(mtcars$hp)
+</code>
+{{:c:ps1-1:2019:pasted:20190909-103341.png}}
-<code># Simple Scatterplot
+ <code># Simple Scatterplot
 attach(mtcars)
 plot(wt, mpg, main="Scatterplot Example",
@@ Line 154: / Line 168: @@
 see
 https://www.gapminder.org/answers/how-does-income-relate-to-life-expectancy/
-  * Histogram
+  * Life expectancy data: {{:life.exp.csv}}
-{{:c:ps1-1:2019:pasted:20190909-103341.png}}
-    * Life expectancy data: {{:life.exp.csv}}
 <code>