Graph the System of Equations $\begin{array} { l } y = - \frac { 1 } { 2 } x + 3 \\y = x - 2\end{array}$

question 62

Short Answer

Graph the system of equations. Identify the solution.
$\begin{array} { l } y = - \frac { 1 } { 2 } x + 3 \\y = x - 2\end{array}$

Identify and interpret the significance of confounding variables and lurking variables in experiments.

Understand the role of double-blind procedures in minimizing bias.

Recognize the importance of blocking and stratification in enhancing the accuracy of experimental results.

Distinguish between different experimental designs (randomized, blocked, stratified) and their purposes.