Little attempt is made to tie theory to practice. Listeners gain little from the presentation. No reference is made to literature or theory. Listeners gain no new insights. No significant errors are made.
Listeners recognize any errors to be the result of nervousness or oversight.
Enough errors are made to distract a knowledgeable listener, but some information is accurate. The presentation is useful if the listener can determine what information is reliable. Information included is sufficiently inaccurate that the listener cannot depend on the presentation as a source of accurate information. Listeners may have been misled. Standard English Standard English is used exclusively.