Stan guessed on all 10 questions of a multiple-choice quiz. Each question has 4 answer choices. What is the probability that he
1 answer:
The probability that he got at least 2 questions correct is 0.756.
Probability is simply how probably something is to appear. every time we're uncertain approximately the final results of an occasion, we can communicate approximately the possibilities of positive outcomes and how in all likelihood they may be. The analysis of occasions ruled through chance is called data.
Basic Probability Rules
- For any event A, 0 ≤ P(A) ≤ 1
- The sum of the probabilities of all possible outcomes is 1
- The Complement Rule
- Probabilities Involving Multiple Events.
- Addition Rule for Disjoint Events
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Answer:
-9
Step-by-step explanation: