For a binomial distribution with p = 0.20 and n = 100,what is the probability of obtaining a score less than or equal to X = 12?Hint: Use interval-based calculations because no critical region is involved.

Question

For a binomial distribution with p = 0.20 and n = 100,what is the probability of obtaining a score less than or equal to X = 12?Hint: Use interval-based calculations because no critical region is involved.​

Quizplus · Accepted Answer

To find the probability of obtaining a score less than or equal to X=12, we need to use cumulative distribution function (CDF) of binomial distribution. Using a calculator or statistical software, the probability is calculated to be approximately 0.0301. Therefore, the best choice is B.

For a Binomial Distribution with P = 0