A researcher was interested in the relationship between annual electricity bills ($000) of an office, average outside temperature ?Cand office size (square metres). A random sample was selected, and data collected. created a multiple linear regression in excel, with a portion of the output provided in the screenshot

Regression statistics Multiple R 0.79 R square 0.6241 Observations 59 Coefficients p-value Lower 95% Upper 95% Intercept 1.26 3.82 0.15 3.99 Temperature {tem} 0.04 0.11 1.35 Office size 3.01 0.01 2.94 6.05