- bias bi‧as [ˈbaɪəs] noun biases PLURALFORM [countable, uncountable]MARKETING in market research, errors in results, usually caused by working with a group of people who are not typical of the group you want to know about, or by asking confusing questions:
• Sampling has its problems and bias must be guarded against at every step.
* * *bias UK US /ˈbaɪəs/ noun► [C, usually singular or U] the fact of allowing personal opinions to influence your judgment in an unfair way: »
In her view, none of the interview panel had shown any bias.gender/racial bias »
a federal law prohibiting gender and racial bias in employmentbias against sb/sth »
The email suggested a clear bias against American products.bias in favour of sb/sth »
The company showed a marked bias in favour of employing men.»
a clear/definite/strong bias► [C, usually singular] the fact of preferring someone or something: bias towards sb/sth »
In general, investment trusts have more of a bias towards emerging markets, including the Far East.► [C or U] the fact that information is not correct because of the method used in collecting or presenting it: »
In the market research there was a bias in the sample of people who were selected to give their opinions.»
There is a need to build in safeguards against statistical bias.► [C or U] FINANCE the fact of prices, etc. increasing or decreasing: »
Interest rates are set to have an upward bias in the next 12 months.»
a negative/downward bias»
a positive/upward bias
Financial and business terms. 2012.