Consider a probability distribution in which the outcomes of a random event aren’t equally likely to happen. Y could be 0, 1, or 2 if the random variable Y is the number of heads we get from ...

A discrete distribution is a probability distribution that depicts the occurrence of discrete (individually countable) outcomes, such as 1, 2, 3, yes, no, true, or false.

For example, in the case of the tossing of an unbiased coin, if there are 3 trials, then the number of times a ‘head’ appears can be a random variable. Probability Distribution: A probability ...

In Excel, syntax for this function is NORMINV(probability,mean,standard deviation). Using the sales example, with a weekly sales average of $2,000 that fluctuates about $500 up or down, you know ...

For example, in the case of the tossing of an unbiased coin, if there are 3 trials, then the number of times a ‘head’ appears can be a random variable. Probability Distribution: A probability ...