Focus on the pronunciation of reference group
English definition of “reference group”
› MARKETING a group of people that influences the decisions and opinions of a person or group: Whether a person felt rich or poor compared to their reference group was also a way of predicting spending behaviour.
› a group that advises a company or an organization on a particular subject: a consumer reference group The Government intended to form an industry reference group to provide expert advice.
› a group to which a person or another group is compared when you are studying the effects of something: They studied the difference between the industry's growth in the country as a whole, and the same industry's growth in the appropriate reference group. Children of households classified as having high or intermediate income were used as the reference group.