In a quiz contest, Mary answers 90% of the questions correctly without any additional clues from the quiz coordinator. The rando
mly generated numbers below simulate this situation. The numbers 0 to 8 represent questions answered correctly without additional clues, and the number 9 represents questions that needed additional clues.
The estimated probability that it would take at least three questions for Mary to need additional clues is
.
The estimated probability that Mary needed additional clues to answer two consecutive questions is
.