102. gwyneth is conducting an experiment. she rolls 1,000 dice simultaneously and removes any that have a six showing. she then rerolls all of the dice that remain and again removes any that have a six showing. gwyneth does this over and over again—rerolling the remaining dice and then removing those that land with a six showing.
e. according to the model, on which roll does gwyneth expect, on average, to find herself with only
one die remaining? write and solve an equation to support your answer to this question.