Evaluate the importance quality of service has to designers.

Your design team presents a project to you, in which most inputs seem to have about a 1.5-second delay before a response. The lead designer has decided this response is acceptable. Analyze response-time models and decide if the response time in the presented project is acceptable. Explain why it is or is not.
Evaluate the importance quality of service has to designers. Choose two areas discussed in the textbook you would focus your attention to ensure quality of service for a team of designers that you were managing. Justify your choices.
Note: Requirement is one and a half page with references