Which model is better? why? 

 It is believed that, the average numbers of hours spent studying per day (HOURS) during undergraduate education should have a positive linear relationship with the starting salary (SALARY, measured in thousands of dollars per month) after graduation. Given below is the output from regressing starting salary on number of hours spent studying per day for a sample of 51 students.    NOTE: Some of the numbers in the output are purposely erased.   ANOVA   df SS MS F Significance F Regression   335.0472 335.0473 178.3859   Residual     1.8782     Total 50 427.0798           Coefficients Standard Error t Stat P-value Intercept -1.8940 0.4018   2.051E-05 Hours 0.9795 0.0733   5.944E-18   Based on the above information, answer the following four questions.

Suppose the required package was not installed in your computer, write down your R script file.

Student class: Your class declaration, attributes and constructor

Copy and paste All your code and sample output. Compiles and output as expected?

toString function: returns name, gpa (Separated by tabs).   

Which of the following holds that city governments can do anything to serve the needs of their residents that is not specifically prohibited by state law?

According to the Declaration of Independence, what is the basic purpose of government?

The was established by the people to “form a more perfect union, establish justice, ensure domestic tranquility, provide for the common defense, promote the general welfare, and secure the blessings of liberty”.

Which of the following steps is part of the process for amending the Constitution?