PRC-2 · Chapter 10 · Question 20 of 60
Which of the following is a fundamental mathematical property of any valid individual probability value?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: C) It must always fall between 0 and 1, inclusive.
Explanation
Probability is measured on a scale from 0 (meaning the event is absolutely impossible) to 1 (meaning the event is absolutely certain to occur).
More Correlation and Regression MCQs
- Q22In a box of 100 industrial parts, 5 are defective. If one part is chosen at random, what is the probability that it is NOT defective?
- Q23If events A and B are independent, how is the probability of both occurring (A ∩ B) mathematically calculated?
- Q24What is the probability of a person winning a prize if the numerical odds 'against' them winning are precisely 7 to 3?
- Q25In a bag containing 5 red, 3 green, and 2 blue marbles, what is the probability of randomly picking a marble that is NOT red?
- Q26Conditional probability P(A|B) refers to: