10 Questions
In statistics, what assures that inferences and conclusions can reasonably extend from the sample to the population as a whole?
Random sampling
Which statistical method summarizes data from a sample using indexes such as the mean or standard deviation?
Descriptive statistics
What is the discipline that concerns the collection, organization, analysis, interpretation, and presentation of data?
Statistics
What type of study in statistics involves experimental manipulation?
Experimental study
When census data cannot be collected, how do statisticians collect data?
By developing specific experiment designs and survey samples
What is the main focus of statistics?
Collection and interpretation of data
What is a statistical population?
A specific group of people or objects to be studied
What is the purpose of representative sampling in statistics?
To extend inferences and conclusions from a sample to the whole population
What is the difference between an experimental study and an observational study in statistics?
An experimental study involves manipulation, while an observational study does not
Which statistical method is used to draw conclusions from data subject to random variation?
Inferential statistics
Test your knowledge of statistics with this quiz covering the collection, organization, analysis, interpretation, and presentation of data, as well as statistical populations and models.
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