Asked by Karina Rocha on May 11, 2024
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When the population variances are unknown and unequal,we estimate each population variance with its ____________________ variance.
Population Variances
A measure of the spread or distribution of a set of data points in a population, indicating how much the values differ from the mean.
Estimate
An approximation or informed guess of a quantity or value when the exact number is unknown or uncertain.
Sample Variance
A measure of the dispersion or spread of the sample data points around the sample mean, estimating the variance of the population from which the sample was drawn.
- Understand the utilization and analysis of t-tests when variances are not equal.
Verified Answer
Learning Objectives
- Understand the utilization and analysis of t-tests when variances are not equal.
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