0 a group of people that influences the decisions and opinions of a person or group: --
1 a group that advises a company or an organization on a particular subject: --
2 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.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.