Matching Pairs College math TermsOnline version Math for the Liberal arts by Dashawn Crawford-Thomas 1 stratified sampling 2 biased sample (sampling bias) 3 target population 4 selection bias 5 simple random sampling 6 quota sampling 7 poll 8 sampling variability 9 non-response bias 10 response rate 11 convenience sampling 12 sampling frame 13 sampling error 14 self-selection bias 15 sampling proportion a sampling method that uses several layers of strata and substrata and chooses the sample by a process of random selection within each layer a sampling strategy based on selecting the most convenient individuals to be in the sample the population to which the conclusions of the survey apply a type of bias that results from having low response rates the population from which the sample is drawn the percentage of respondents in a poll out of the total sample size a sampling method where any qroup of individuals in a population has the same chance of being in the sample as any other group of equal size the percentage or proportion of the population represented by the sample a sampling method that uses quotas as a way to force the sample to be representative of the population a sample in which not every member of the population had an equal chance of being included a bias that occurs when some members of the population have no chance of being included in the sample a type of bias that results when the sample consists of individuals who volunteer to be in the sample a survey in which the data collection involves asking questions and recording answers. the difference between a parameter and a statistic obtained from a sample the natural variability in the statistic obtained by different samples of the same population, even when the samples are chosen using the same methodology