Cycle Accessories manufacturers cellphone holders that can be mounted on the handle bars of most motorcycles. The manufacturing process is highly automated and management feels that machine-hours are likely the main driver of overhead costs. Data from the most recent year are shown below. Required: 1. Using least-squares regression, estimate the fixed cost and variable cost elements of monthly overhead costs. Estimate the fixed cost element to the nearest dollar and the variable cost element to the nearest cent. 2. If the company expects to use 3,900 machine-hours next month, estimate total overhead costs