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For example , a computer software store conducts a marketing study by interviewing potential customers who happen to be in the store browsing through the available software . The results of convenience sampling may be very good in some cases and highly biased -LRB- favor certain outcomes -RRB- in others . Sampling data should be done very carefully . Collecting data carelessly can have devastating results . Surveys mailed to households and then returned may be very biased -LRB- they may favor a certain group -RRB- .
Please check all the words that can be used instead of the target word in the same context. Note that the morphology of the target (third person singular, past tense etc.) is considered to be applied to the candidate automatically in the process of paraphrasing.