Column

Chart A

Column

Chart B

Chart C


Call:
lm(formula = Depression ~ Work.Study.Hours, data = depression_data)

Residuals:
    Min      1Q  Median      3Q     Max 
-0.7197 -0.5257  0.3080  0.3911  0.6128 

Coefficients:
                 Estimate Std. Error t value Pr(>|t|)    
(Intercept)      0.387162   0.006271   61.74   <2e-16 ***
Work.Study.Hours 0.027712   0.000778   35.62   <2e-16 ***
---
Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1

Residual standard error: 0.4818 on 27899 degrees of freedom
Multiple R-squared:  0.0435,    Adjusted R-squared:  0.04346 
F-statistic:  1269 on 1 and 27899 DF,  p-value: < 2.2e-16