A farmer in lowa owns 450 acres of land. He is going to plant wheat. Each acre planted with wheat yields $4000 revenue, requires three workers, and requires two tons of fertilizer. Let's assume that each worker costs $1000 per season and each ton of fertilizer costs $400. Build an Excel model calculating the profit based on the influence diagram is shown below. Profit Pevenue Tutal lost Revenue per arre f wheat awes Labor planted cost Fertilizer Cost unit be needed Whit per acre cost per worker upit cost unit per ton no mizer acre