Respondents who were more likely to agree that local councils do not have enough control over council tax rates were from Mid and West Wales, male or full-time employees.
Roedd ymatebwyr a oedd yn fwy tebygol o gytuno nad oes gan gynghorau lleol ddigon o reolaeth dros gyfraddau'r dreth gyngor o Ganolbarth a Gorllewin Cymru, yn ddynion neu'n gyflogeion amser llawn.