



Explain the importance of data privacy and security when working with interval data from human subjects.
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what is interval data
- What is Welch's t-test and when is it used?
- Discuss the importance of considering the uncertainty associated with estimates derived from interval data when making decisions.
- How does the reliability of a measurement instrument affect the validity of interval data collected using that instrument?
- What are the degrees of freedom in a t-test? How does the assumption of equal variances affect the independent samples t-test?
- How does regression analysis use the interval property of variables to model relationships and make predictions?
- Can you calculate ratios with interval data?
- How do you compare more than two groups based on interval data? What is one-way ANOVA and how does it work?
- Does interval data have a true zero point?
- How would you summarize the main characteristics and uses of interval data?
- Discuss the potential for misinterpreting interval data due to issues like outliers or skewed distributions.
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