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Statistics Vocab

the population is divided into strata and a random sample is taken from each stratum Stratified Samples
In statistics this is causing some members of the population to be less likely to be included than others. Biased Samples
The practice of polling only those who you believe will support your cause Cherry Picking
When you don't have much response to a survey Non-Response Bias
respondents who tend to have stronger opinions on subjects than others and are more motivated to respond may also cause bias. Self-Selected Sample
survey consists of only one question, which can be quickly answered and recorded. Face to Face interviews
respondent guides him or herself through the survey instrument without the assistance of an interviewer or a moderator. Self-Administered Surveys
a method in which people are chosen “out of the blue.” Random Samples
a set of data may have no mode or may have more than 1 mode. Measure of Central Tendency
a table that lists a group of data values, as well as the number of times each value appears in the data set. Frequency Distribution Table
Data that is listed Ungrouped Data
Data that is placed in intervals is called. Grouped Data
Created by: 100002392565806