Consider a binomial random variable where the number of trials is 12 and the probability of success on each trial is 0.25. Find the mean and standard deviation of this random variable. O Mean = 4....

Extracted text: Consider a binomial random variable where the number of trials is 12 and the probability of success on each trial is 0.25. Find the mean and standard deviation of this random variable. O Mean = 4. Standard Deviation = 2.25 O Mean = 9. Standard Deviation = 1.5 O Mean = 6. Standard Deviation = 2.25 O Mean = 3, Standard Deviation = 1.5