平均の小数を2に制限したい..コードは次のとおりです。
select P.prodid, P.prodname, Q.score as "Average Score"
from qualitycheck Q
inner join product P
on P.prodid = Q.prodid
where Q.score >= (select ROUND( AVG(score),2) from qualitycheck where score >= 2.0)
group by P.prodid, P.prodname, Q.score
order by 3 ASC;