CREATE TABLE "group_b" (
  "pos" real,
  "team" text,
  "wins" real,
  "ties" real,
  "losses" real,
  "goals" text,
  "diff" text,
  "points" text
);

Question: How many average wins have USA as the team?
SQL: SELECT AVG("wins") FROM "group_b" WHERE "team"='usa';

Question: What are the average wins that have great britain as the team?
SQL: SELECT AVG("wins") FROM "group_b" WHERE "team"='great britain';