Question: Determine the following values:
n = 479
Σ HP = 116,553
Σ MPG = 9,346
Σ (HP2) = 32,654,855
Σ (MPG2) = 196,038
Σ (HP x MPG) = 2,109,130
Explain all the different factors that might cause a confidence interval for μy/x0 to increase in width. [There are five. Look at the formula for the confidence interval, but please EXPLAIN THE FACTORS THAT COULD MAKE THE INTERVAL WIDER IN PLAIN ENGLISH.]