Ludy Thenor Research Methods I- Final Part 2

Error(s), warning(s):

Error: unexpected ',' in "x2,"
Execution halted

[1] 94
[1] 0.0004332803
[1] 8.767943
[1] 37.58067
[1] 22.91277
[1] 60.49345
[1] 0.6212355
[1] 0.499051
[1] 150.895
[1] 0
[1] 3.944539

Call:
lm(formula = y ~ x1)

Coefficients:
(Intercept)           x1  
  8.7679432    0.0004333  


Call:
lm(formula = y ~ x1)

Residuals:
     Min       1Q   Median       3Q      Max 
-1.13400 -0.27192 -0.06384  0.36215  1.11559 

Coefficients:
             Estimate Std. Error t value Pr(>|t|)    
(Intercept) 8.768e+00  2.520e-01   34.79   <2e-16 ***
x1          4.333e-04  3.527e-05   12.28   <2e-16 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Residual standard error: 0.4991 on 92 degrees of freedom
Multiple R-squared:  0.6212,	Adjusted R-squared:  0.6171 
F-statistic: 150.9 on 1 and 92 DF,  p-value: < 2.2e-16