Determine whether or not the procedure described below results in a binomial dis

Question

Determine whether or not the procedure described below results in a binomial distribution. If it is not binomial, identify at least one requirement that is not satisfied. Four hundred different voters in a region with two major political parties, A and B, are randomly selected from the population of 4.5 million registered voters. Each is asked if he or she is a member of political party A, recording Yes or No. Choose the correct answer below. A. No, the probability of success Is not the same in all trials. b. No, there are more than two possible outcomes. C. No, the number of trials is not fixed. D. No, the trials are not independent and the sample is more than 5% of the population. E. Yes, the result is a binomial probability distribution.

Explanation / Answer

Here sample size is fixed at 400, probability of success is 0.5 and is same for all. Only two outcomes Yes or No. Events are independent.

Hence answer is E. Yes, the result is a binomial probability distribution

Related Questions

Navigate

• Browse (All)
• Browse D
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.