Trombly Fabrication has three production facilities located in the state, each producing the same basic mix of products. Facility 1 was the original plant and the only one for several years. Facilities 2 and 3 were added recently to handle the increased volume. Data for the three facilities on output and the three primary inputs for the most recent period follow: Required: a. Compute the total factor productivity for the three production facilities. Note: Round your answers to 2 decimal places