PRC-2 · Chapter 10 · Question 21 of 60
Calculate the probability of drawing either a 'King' or a 'Queen' from a standard well-shuffled deck of 52 playing cards.
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: B) 2/13
Explanation
There are 4 Kings and 4 Queens in a standard 52-card deck. The total number of successful outcomes is 8. The probability is 8/52, which simplifies to 2/13.
More Correlation and Regression MCQs
- 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:
- Q27Which mathematical rule states that for any two events A and B, P(A ∪ B) = P(A) + P(B) - P(A ∩ B)?