Data Management 2

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can’t be a fraction of a number, a percentage, or have a decimal.Number
This occurs when surveys are not returned – thereby influencing the results. Bias
A visual display use in brainstorming to show relationships → Flow ChartsNone
factors in the sampling method that influence the result. – poor question design – interviewer tone and attitude Bias
Can be raw data or cumulative information depicted on a table. None
Population be divided into groups. A random sample of groups is chosen and then a random sample of members of the chosen group is taken.sample
Used to store data (textual and numerical) in rows and column called “cells”. Can manipulate this data using formulasNone
A statement or question that your project will answer or discuss.None
information that is gathered about an entire population.None
a study that considers individuals from different groups at the same time.Study
Used when sampling a fixed percent of the populationsample
a conclusion that can be made about a population, which is based on a sample.None
an unintended influence when gathering data from a sample.None
Facilitates the storage and retrieval of a wide range of dataNone
Numbers which can continue forever. ex- PiNumer
a random defined number which provides a measure of scale.None
Population is organized in groups. Groups Examples: Schools, Communities, Companies. A random sample of the groups is chosen. All the members of the groups would be surveyed.sample
Data collected from other sources.None
Asking someone to rate one particular thing.Question
Data collected by you.None
A measured value that can change. None
A study that considers individuals over a long period of time.Study
Uses a scale – 1 to 4 for exampleQuestion
data that can be described using whole numbers.None
Can include a decimal, rational numbers –4/67 or 67Number
a word of phrase sought over the InternetNone
Respondent uses own words – allows for a wide variety of possibilities that are sometimes difficult to interpret.Question
this occurs when the chosen sample does not accurately represent the population.Bias
data that are only measurable with real numbersNone
Employs Checkmarks for selectionQuestion
Samples from which the selected elements cannot be reintroduced into the population.sample
the respondent must choose from a given list of responses. These responses are easily analyzed.Question
Data that is collected over a period of time.None
variables that can be measured numerically.None
Requires that all selections are equally likely and all combonation of selections are equally likely.sample
variables that cannot be described numerically.None
This occurs when one type of respondent is overrepresented because groupings of different sizes are polled equally. – Overrepresentation Bias
Using this sampling technique, requires that the population be divided into groups. These groups are called Strata.sample

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