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r:getting_started [2017/09/06 10:25] – [A trial] hkimscilr:getting_started [2021/03/02 09:48] (current) – [A trial] hkimscil
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 </code> </code>
 <code>cars <code>cars
 +plot(dist~speed, data=cars)
 m.cars <- lm(dist ~ speed, data=cars) m.cars <- lm(dist ~ speed, data=cars)
 m.cars m.cars
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 </code> </code>
  
 +----
 [[:t-test]] [[:t-test]]
 [[:ANOVA]] [[:ANOVA]]
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 [[:regression]] [[:regression]]
 [[:Multiple regression]] [[:Multiple regression]]
 +----
 ====== Entering commands ====== ====== Entering commands ======
 <code> <code>
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 [1] 8.75 5.50 [1] 8.75 5.50
 </code> </code>
 +
 +see [[https://3months.tistory.com/97|this document]] for **trim** option
  
 <code> mean> mean(USArrests, trim = 0.2) <code> mean> mean(USArrests, trim = 0.2)
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 7.42 167.60 66.20 20.16 7.42 167.60 66.20 20.16
 </code> </code>
 +see [[https://rfriend.tistory.com/40|this document]] for **colMeans** function.
  
 ====== Searching via Keywords ====== ====== Searching via Keywords ======
r/getting_started.1504662911.txt.gz · Last modified: 2017/09/06 10:25 by hkimscil

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