12 Questions
What is the primary purpose of Inferential Statistics?
To make conclusions and decisions about the population based on a sample
What is the term for the process of examining the entire population?
Census Survey
What is the definition of a population?
The totality of things, objects, peoples, etc. about which information is being collected
What is the purpose of Descriptive Statistics?
To describe the collected data in a scientific way
What is the term for a characteristic that changes from object to object and time to time?
Variable
What is the definition of Data?
A collection of related facts and figures from which conclusions can be drawn
What type of data is collected on variables that cannot assume a numerical value but can be classified into two or more non-numerical categories?
Qualitative data
Which type of variable can assume any numerical value over a certain interval or intervals?
Continuous variable
What is the primary purpose of collecting statistical data?
To analyze and summarize data for further investigation
Which type of data is collected at the same or approximately the same point in time?
Cross-Sectional Data
What is the primary difference between nominal data and ordinal data?
Nominal data has no ranking or order, while ordinal data can be ranked
What is the purpose of a frequency distribution in summarizing categorical data?
To summarize the data into non-overlapping categories
Test your understanding of the fundamental concepts of statistics, including descriptive statistics and inferential statistics. Learn how to collect, analyze, and present data, and make conclusions about a population based on a sample.
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