What are confidence intervals used for in statistics?
- To determine the median of a sample
- To determine the spread of data in a sample
- To estimate the population parameter
- To find the mean of a sample
Confidence intervals are used to estimate the range within which the true population parameter lies with a certain degree of confidence. They do not specifically determine the mean, median, or spread of a sample.
Loading...
Related Quiz
- In what type of data distribution is the mean usually greater than the median?
- The ________ probability in Bayes' theorem is the revised probability of an event occurring after taking into account new information.
- What is the purpose of non-parametric statistical methods?
- What assumptions are made when conducting an ANOVA test?
- In the Mann-Whitney U test, what does a lower U value indicate?