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Questions and Answers
What is the definition of probability in statistics?
What is the definition of probability in statistics?
Probability measures the likelihood of an event occurring, expressed as a number between 0 and 1.
How do you differentiate between descriptive and inferential statistics?
How do you differentiate between descriptive and inferential statistics?
Descriptive statistics summarize and describe the characteristics of a data set, while inferential statistics make predictions or inferences about a population based on sample data.
What is a null hypothesis in hypothesis testing?
What is a null hypothesis in hypothesis testing?
The null hypothesis is a statement that there is no effect or no difference, and it serves as a starting point for statistical testing.
Explain what a p-value indicates in the context of statistical hypothesis testing.
Explain what a p-value indicates in the context of statistical hypothesis testing.
What role does sampling play in inferential statistics?
What role does sampling play in inferential statistics?
Flashcards
Statistics
Statistics
The study of collecting, analyzing, interpreting, and presenting data.
Probability
Probability
The chance of a specific event occurring.
Parameter
Parameter
A value that describes a characteristic of a population.
Statistic
Statistic
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Study Notes
Medical Test Results
- A medical test, likely related to AIDS, is being analyzed.
- Various probabilities and results are presented.
- Probabilities, like P(AIB), P(0/+), P(+/8), are included.
- Values like 0.98, 0.02, 0.005, 0.995 are associated with these probabilities.
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