$\backslash$table$[[$Maroon $5$ TV Appearances,$3,4,8,6,8,5],[$Demand for Guitars,$4,6,7,4,9,6]]$

This exercise contains only parts $b,c,$ and $d.$

b$)$ Using the least$-$squares regression method, the equation for forecasting is $($round your responses to four decimal places$)$

$Y=+x$