$.$ Forecast analysts predicted that Amazon$$s shipping and fulfillment costs for $2022$ would continue to rise. In $2021,$ these costs added up to a staggering $$151\mathrm{.}8$ billion. As predicted, Amazon spent $167\mathrm{.}8$ billion on shipping and fulfillment in $2022,$ up $10\mathrm{.}5\%$ year over year. calculate the forecast error and Look for biases and improve the process.