levels of measurment
Statistical Studies
Data collection and Experimental Design
Types of Data
Sampling Techniques
100
Can be ordered, and meaningful differences between data entries
What is interval
100
A researcher deliberately applies a treatment before observing the responses.
What is Experiment
100
A ______ is the use of mathematical or physical model reproduce the conditions of a situation or process.
What is Smiulation
100
_______ ______consists of numerical measurements or counts.
What is quantitative data
100
_______ is a count of measure of an entire population
What is census
200
Are qualitative only, data at this level are categorized using names, labels or qualities, no mathematical computations can be made at this level
What is Nominal
200
A researcher does not influence the responses.
What is Observational study
200
_______is a technique where the subjects do not know whether they are receiving a treatment or a placebo
What is Blinding
200
_________ _______consist attributes, labels, or non numerical entries.
What is Qualitative data
200
is a count or measure of a part of a population.
What is sampling
300
Are similar to data at the interval level, with added property that a zero entry is an inherent zero.
What is Ratio
300
Applies to part of a population called a ________group, and responses are observed
What is Treatment
300
A _______ is an investigation of one or more characteristics of a population.
What is Survey
300
What kind of data would be a list of car models?
What is qualitative data
300
is one in which every member of the population has an equal chance of being selected.
What is random sampling
400
Are qualitative or quantitative , data at this level can be arranged in order, or ranked, but differences between data entries are meaningful.
What is Ordinal
400
When in a control group the fake harmless treatment, that is made to look like the real treatment.
What is Placebo
400
A ________ _________ occurs when an experimenter cannot tell the difference between the effects of different factors on the variable.
What is Confounding variable
400
Suggested retail price would be an example of what kind of data.
What is quantitative data
400
Is the difference between the results of a sample and those of the population
What is sampling error
500
What is an inherent zero?
What is a zero that implies none
500
Is the science of collecting, organizing, analyzing and interpreting data in order to make decisions.
What is statistics
500
What is the most common type of survey?
What is interview, internet, phone, or mail
500
What is simple random sample?
What is A sample in which every possible sample of the same size has the same chance of being seleted
500
Photographs, videos, sound recordings
What is something that can be used for qualitative data?
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