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Questions and Answers
What type of error occurs when an investigator rejects a null hypothesis that is actually true?
What type of error occurs when an investigator rejects a null hypothesis that is actually true?
- Type I error (correct)
- Type II error
- Sampling error
- Measurement error
When a null hypothesis is mistakenly rejected when it is actually true, what error is committed?
When a null hypothesis is mistakenly rejected when it is actually true, what error is committed?
- Systematic error
- Random error
- Type I error (correct)
- Type II error
In statistical hypothesis testing, what do we call the error that occurs when the null hypothesis is wrongly rejected when it is actually true?
In statistical hypothesis testing, what do we call the error that occurs when the null hypothesis is wrongly rejected when it is actually true?
- Standard error
- Type I error (correct)
- Bias error
- Type II error
How does a boxplot help in comparing different sets of data?
How does a boxplot help in comparing different sets of data?
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What does the shape of a boxplot indicate about the data?
What does the shape of a boxplot indicate about the data?
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Why is it useful to draw more than one boxplot per graph?
Why is it useful to draw more than one boxplot per graph?
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Biostatistics is only applicable in environmental health and genetics
Biostatistics is only applicable in environmental health and genetics
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Biostatistics is not used in pharmaceutical research
Biostatistics is not used in pharmaceutical research
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Epidemiology and health surveys do not involve the application of Biostatistics
Epidemiology and health surveys do not involve the application of Biostatistics
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