The ONS Opinions Survey, Well-Being Module, April 2011: Unrestricted Access Teaching Dataset is based on the ONS Opinions Survey, Well-Being Module, April, June, July, August and September 2011 (available from the UK Data Archive under SN 6893) and constitutes real data which are used by government, business and other organisations. The teaching dataset is a subset which has been subjected to certain simplifications and additions for the purpose of learning and teaching. The main differences are: the teaching dataset contains data from April 2011 onlythe number of variables has been reduceda reduced user guide with codebook is providedsome variables have been recoded due to concerns about statistical disclosureFurther information is available in the study documentation (below) which includes a user guide. Well-Being (Module MCZ): this module was originally asked on behalf of ONS and questions ask respondents to rate their well-being on a scale of 0-10, where 0 is generally low and 10 high.