2) На экзамене 48 билетов, Сергей не выучил 6 из них. Найдите вероятность того, что ему попадётся выученный билет.

There is a 0.99962 probability that a randomly selected 23 -year-old female lives through the year. An insurance company wants to offer her a one-year policy with a death benefit of \( \$ 1,000,000 \). How much should the company charge for this policy if it wants an expected return of \( \$ 600 \) from all similar policies? The company should charge \( \$ \square \). (Round to the nearest dollar.)

A die is rolled. Find the probability of the given event. (a) The number showing is a 5 ; The probability is: (b) The number showing is an even number; The probability is : (c) The number showing is greater than 2 ; The probability is :

Tickets for a raffle cost \( \$ 11 \). There were 730 tickets sold. One ticket will be randomly selected as the winner, and that person wins \( \$ 1400 \) and also the person is given back the cost of the ticket. For someone who buys a ticket, what is the Expected Value (the mean of the distribution)? If the Expected Value is negative, be sure to include the "-" sign with the answer. Express the answer rounded to two decimal places. Expected Value \( =\$ \$ \)

Round your answer to 4 decimal places, if necessary. What is the probability of pulling out: a) a face card? \( P( \) face \( )= \) b) a diamond or a spade? \( P \) (diamond or spade) \( =\square \) c) a 3 or a 9 ? \( P(3 \) or 9\( )= \) d) an ace or a heart? \( P( \) ace or heart \( )=\square \) e) a face card or a spade? \( P( \) face or spade \( )= \) f) a 7 or a red card? \( P(7 \) or red \( )=\square \)

A jar contains 6 red marbles numbered 1 to 6 and 8 blue marbles numbered 1 to 8 . A marble is drawn at random from the jar. Find the probability of the given event. (a) The marble is red Your answer is: (b) The marble is odd-numbered Your answer is: (c) The marble is red or odd-numbered Your answer is: (d) The marble is blue and even-numbered Your answer is: