วันพฤหัสบดีที่ 4 ธันวาคม พ.ศ. 2557

CODE 4 : Regression mode


CODE 4 : Regression mode


Regression model.

1. Write code in RStudio program.
                1) In line1 names(mtcars) is Call the variable names in "mtcars".
                2) in line6 (“psych”) is a package which we are install before and we can call the psych in line7.
                3) y = a+ bx; a = constant and b = slope
                                y is mpg because we want to predict mpg
                                 x is the variable that we believe it can explain the variable of mpg
                4) line30 is build the regression model ( lm : linear model ).





2. When you write code on rstudio program finish, click Run or Ctrl+R  but it is run all.

3. This data are run program the following command to write code on console part.






4. This is data and value which happens on environment part.



5. This part show more function ex.plots, packages, files, etc. From the above command there are hist command, it be histogram show the relation between two values.







6. From the above command there are plot command, it be slope are significant and plot to distribution of datas.





7. This page is overall of RStudio program when you are run program.



ไม่มีความคิดเห็น:

แสดงความคิดเห็น