I'm stumped

agazine provided results from a poll of 1000 adults who were asked to identify their favorite pie. Among the 1000 respondents, 11% chose chocolate pie, and the gin of error was given as + 4 percentage points. What values do p, q, n, E, and p represent? If the confidence level is 99%, what is the value of a? . . . . . value of p is value of q is value of n is value of E is value of p is