This appears to be a case worker error, and your application has possibly been confused with someone else's. If that is so, and there is no other reason for the refusal, an administrative review would overturn it. Given the fairly clear error by the caseworker, your university may be able to ...

Hi everyone I got tier 4 visa refusal based on maintenance. ECO comment: "A Tier 4(General) student must show that he/she has held the required money for consecutive 28 lay period(finishing on the date of the closing balance) ending no more than 1 month before his/her application. You have provided ...