Only three airlines fly from San Francisco to Medford, Oregon. No new airline will enter this market, because there are not enough customers to share among four or more airlines without each one experiencing substantially higher average costs. Consumers view all airlines as providing basically the same service and will shop around for the lowest price.

Q3. loral corporation manufactures parts for an aircraft company. it uses a computerized numerical controlled (cnc) machining center to produce a specific part that has a design (nominal) target of 1.275 inches with tolerances of ± 0.020 inch. the cnc process that manufactures these parts has a mean of 1.285 inches and a standard deviation of 0.005 inch. compute the process capability ratio and process capability index, and comment on the overall capability of the process to meet the design specifications.