Suppose for some game, p(win) = 2/6; p(lose) = 4/6 If you lose, you pay $1; if you win, the other player pays you $D.

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?

Aparking garage charges $1.12 for the first hour and 0.50 for each additional hour. what is the maximum length of time tom can park in the garage if we wishes to play no more than $5.62