PRC-2 · Chapter 12 · Question 19 of 55
What is a 'parameter' in statistics?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: B) A numerical characteristic describing an entire population.
Explanation
While a 'statistic' describes a sample, a 'parameter' is a fixed numerical value that describes the total, overarching population.
More Probability Distributions MCQs
- Q21Which of the following is a classic example of non-probability (non-random) sampling?
- Q22Which sampling method is most efficient when a population is extremely large and spread over a vast geographic area?
- Q23In statistical hypothesis testing, a 'Type I error' occurs when a researcher:
- Q24In statistical hypothesis testing, a 'Type II error' occurs when a researcher:
- Q25The 'significance level' (α) in a statistical test represents the maximum allowed probability of committing a: