Posted by **John** on Thursday, June 10, 2010 at 6:12pm.

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. I have a mean of 4 and a standard deviation of 2.25 is this correct

## Answer this Question

## Related Questions

- Statistics/probability - The random variable X has a binomial distribution with ...
- Math - Expand Your Knowledge: Negative Binomial Distribution Suppose you have ...
- Math - Suppose you have binomial trials for which the probability of success on ...
- Statistics - 1) A Motor Company has purchased steel parts from a supplier for ...
- math - let the random variable x denote the number of girls in a five-child ...
- probability - A random experiment of tossing a die twice is performed. Random ...
- statistics - In a binomial distribution: A) the random variable X is continuous...
- Math - Suppose a baseball player had 211 hits in a season. In the given ...
- math - Suppose x is a random variable with mean and standard deviation. If a ...
- Elementary statistics - Nine apples, four of which are rotten, are in a ...