Examlex
Identify the following terms.
-civil service examination
Confidence interval
An estimated range of values calculated from sample data that is likely to include the true population parameter with a specified level of confidence.
Average hourly income
The average amount of money earned by an individual or group per hour worked.
Confidence interval
A palette of statistical results, extracted from samples, aiming to encompass the unspecified value of a population attribute.
Value of t
A statistic used in hypothesis testing that compares the means of two groups to determine if they are significantly different from each other.
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