What is the average number of players from Duquesne?
CREATE TABLE table_4718 (
    "Player" text,
    "Nationality" text,
    "Position" text,
    "From" real,
    "School/Country" text
)
SELECT AVG("From") FROM table_4718 WHERE "School/Country" = 'duquesne'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the average number of players from Duquesne? ### Input: CREATE TABLE table_4718 (
    "Player" text,
    "Nationality" text,
    "Position" text,
    "From" real,
    "School/Country" text
) ### Response: SELECT AVG("From") FROM table_4718 WHERE "School/Country" = 'duquesne'