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Questions and Answers
What is the main focus of descriptive statistics?
What is the main focus of descriptive statistics?
- Testing hypotheses about population parameters
- Summarizing and organizing data (correct)
- Analyzing cause-and-effect relationships
- Making predictions about future events
Which type of variable can be categorized based on its characteristics, such as nominal, ordinal, interval, or ratio?
Which type of variable can be categorized based on its characteristics, such as nominal, ordinal, interval, or ratio?
- Continuous variable
- Categorical variable (correct)
- Dependent variable
- Explanatory variable
What is the purpose of a frequency distribution in descriptive statistics?
What is the purpose of a frequency distribution in descriptive statistics?
- To establish cause-and-effect relationships
- To predict future events based on historical data
- To test hypotheses about population parameters
- To summarize and display the distribution of a variable's values (correct)
What is the main focus of the information provided?
What is the main focus of the information provided?
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In statistics, what does the term 'variables' refer to?
In statistics, what does the term 'variables' refer to?
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What is the primary focus of inferential statistics?
What is the primary focus of inferential statistics?
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In inferential statistics, what is the purpose of sampling?
In inferential statistics, what is the purpose of sampling?
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What role does hypothesis testing play in inferential statistics?
What role does hypothesis testing play in inferential statistics?
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