Over a period of 18 hours, 11 calls are made at random according to the Poisson model. What is the probability that in a 1-hour interval the number of calls is at least 22 [The answer should be a number rounded to five decimal places, don't use symbols Such as %]

Find the probability of each event. Rolling a sum of 11 on one roll of three dice

In Pennsylvania’s Cash 5 game, a player chooses five different numbers from 1 to 43. If these five numbers match the five numbers drawn (in any order), the player wins (or shares) the top prize. What is the probability of winning the top prize when the player buys one ticket?

Show that the probability of drawing a club at random from a standard deck of 52 playing cards is the same as the probability of drawing the ace of hearts at random from a set of four cards consisting of the aces of hearts, diamonds, clubs, and spades.