Chief Inspector Sir Martyn Oliver told MPs that Ofsted reforms are "the most sensible" way forward.
Oliver and Chair Christine Gilbert were questioned by the education committee about the upcoming rollout of new-style inspections and report cards.
Liberal Democrat MP Caroline Voaden expressed concern over Ofsted's decision not to publish a breakdown of 6,500 consultation responses regarding the new "report card" inspections.
Ofsted's reforms are "the most sensible" way forward.
Author's summary: Ofsted reforms face scrutiny from MPs and unions.