random_variable
has definitions from the field of mathematics


1 
[ noun ] (mathematics) a variable quantity that is random
Synonyms Used in print (Frederick Mosteller et al., Probability with...)Here the number of trials is a random_variable , not a fixed number . Each performance of an ntrial binomial experiment results in some whole_number from 0 through n as the value of the random_variable X , where * * f . We want to study the probability function of this random_variable . A binomial experiment can produce random_variables other_than the number of successes . Thus we do not score the number of bull'seyes , and the random_variable is not the number of successes . 
* 
