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Chapter 1 Vocabulary List

Across
The countable number of possible values
Dividing a population area into sections, then randomly select some of those sections,then choose all members from those selected clusters
Any numerical quantity that characterizes a given population
A population in which each member of the subset has an equal probability of being chosen
A technique in which a subject doesn't know they are reciving a treatment or placebo
Numbers representing counts or measuements
Members from a population have an equal chance of being selected
subjects are very carefully chosen
Am effect that occurs when an untreated subject reports an improvement in symptoms
A sub-collection of members selected from a population
Data that's arranged in some order but the differences between the data are meaningful
When the experimenter is not able to distinguish between the effects of different factors
Characteristics of a sample
A collection of methods for drawling conclusions based on the data
Subdividing a population into two subgroups and then drawling a sample from each subgroup
Down
The interval level where there is a natural zero starting point
The difference between a sample result and the true population result
Occurs when the sample data is incorrectly collected, recorded, or analyzed
Data that's arranged in some order but the differences between the data are meaningless
subjects are put into blocks through a process of random selection
The repetition or duplication of an experiment so that results can be conformed or verified
We select a starting point and then select every kth element in the population
Data that is made up of names, labels, or categories only. They cannot be arranged by order
Data that's collected from the past by going back through time
We observe and measure data but we do not modify it
measurement expressed not in terms of numbers, but rather by means of a natural language description
Use results easy to get to
A group of subjects that are similar in the ways that might affect the outcome of the experiment
The collection of data from every member of the population
Observations that have been collected