Asked by Lanie Barnhill on May 08, 2024
Verified
The expected number of heads in 100 tosses of an unbiased coin is
A) 25
B) 50
C) 75
D) 100
Expected Number
Expected number refers to the predicted value or mean of a random variable in probability and statistics, representing the average outcome of a large number of trials.
Heads
In the context of a coin toss, it represents one of the two possible outcomes, often used to describe a 50/50 chance event.
Unbiased Coin
A term referring to a coin that has an equal likelihood of landing on heads or tails when flipped.
- Grasp the fundamental concepts of binomial distribution and its application to real-world scenarios.
Verified Answer
AB
Archit BatraMay 15, 2024
Final Answer :
B
Explanation :
The expected number of heads in any individual coin toss is 0.5. Since the tosses are independent, the expected number of heads in 100 tosses is simply 100*0.5 = 50. Therefore, the best choice is (B).
Learning Objectives
- Grasp the fundamental concepts of binomial distribution and its application to real-world scenarios.