$1.$ Apply Linear regression

$2$Calculate the Linear regression coefficient, slope and intercept

$3$Calculate the $90\%$ confidence of N

$4.$Determine the degrees of freedom

$5$ Find t$-$critical value from $90\%$ confidence from the t$-$distribution

$6.$Calculate standard error of the estimate for the intercept

The following production and PVT data were obtained in a reservoir:

$\backslash$table$[[$ Pi$-$p$)$dt$,N_p,G_p,W_p,{}_o,{}_g,{}_w$