Question

Janice has 8 DVD case on a shelf, one for each season of her favorite TV show .Her brother accidentally knocks them off the shelf onto the floor .When her brother puts them back on the shelf ,he does not pay attention to the season numbers and puts the case back on the shelf randomly .Find each probability

Answer 1

1)P(season 5 in the correct position)
2)P(season 1 and 8 in the correct position)
3)P(season 1 through 4 in the correct position)
4)P(all even number seasons followed by all odd-numbered seasons)
5)P(all even number seasons in the correct position)
6)P(season 5 through 8 in ant order followed by seasons 1 through 4 in any oder)