PRC-2 · Chapter 12 · Question 6 of 55
Consider a continuous sample: 4.8, 5.8, 5.2, 4.6, 6.2. When a researcher calculates that with a 99% confidence level the population mean is between 3.94 and 6.70, what does the 99% represent?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: C) The confidence interval or level.
Explanation
The 99% figure explicitly represents the confidence level, meaning the researcher is 99% mathematically certain that the true population mean falls within the calculated boundary interval.
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