The probability that a given amplifier malfunctions at a given gig is 5%. A musician has two amplifiers on tour. At the beginning of the fourth gig, the first amplifier malfunctions; it...
The probability that a given amplifier malfunctions at a given gig is 5%. A musician has two amplifiers on tour. At the beginning of the fourth gig, the first amplifier malfunctions; it...
Out of 8 bars in a town which offer to pay bands to perform, one is run by a sleazy operator who does not pay bands after they play, while the other seven bars pay the promised amount. What...
A band has a gig tentatively to play a festival. There is a 3/8 chance that the festival cancels; there is a 1/5 chance that the band cancels. What is the probability that the band ends up playing...
Over a long period of time in a large multinational corporation, 10% of all sales trainees are rated as outstanding, 75% are rated as execellent/good, 10% are rated as satisfactory, and 5% are considered...
(a) List all possible outcomes. (Order matters here. So, HT and TH are not the same outcome.) (b) Write the sample space. (c) List ALL possible events and compute the probability of each event,...
Im taking an online stats course and I have no idea what im doing. HELP
In an inspection of automobiles in Los Angeles, 60% of all automobiles had emissions that do not meet EPA regulations. For a random sample of 10 automobiles, compute the following probabilities A-...
Which expression can you use to calculate the conditional probability of event A given that event B has occurred? Answers- A: P(A)+P(B)- P(A and B) B: P(B)*P(A l B) C:...
You spin a spinner with 10 equal sections that are numbered 1 through 10. Event A is rolling an odd number. Event B is rolling a number greater than 5. What is P(A∩B)? Answers- A:...
There are 5 peaches and 4 nectarines in a bowl. You randomly choose 2 pieces of fruit to pack in your lunch. What is the probability that you choose 2 peaches? Answers- A:...
There are 9 players on a basketball team. For a team photo, 4 of the players are seated on a row of chairs and 5 players stand behind them. In how many different ways can 4 players be aranged on the...
A restaurant messes up one order in three. What is the probability that, if you eat there three times this month, they ever mess up your order? (Assume independence)
A four character computer password is generated by choosing each character randomly from 26 letters (a,b,c,...,z) and ten digits (0,1,...,9). Pass-words must contain at least one digit, and no password...
4. In a certain company, the weekly use of a raw material, is a v.a. with normal distribution parameters p = 600 Kg e c = 40 Kg. Earlier in a certain week the company has in stock 634Kg of raw material,...
Results from a survey shows that 63% of adults want access to their cellphones and laptops while on vacation. Selecting 8 adults at random determine the probability that exactly 3 of them want access...
A bag contains 4 blue marbles and 4 red marbles. You choose a marble without looking, put it aside, and then choose another marble. Is there a greater than or less than 50% chance that you choose...
Please help me.
23 people in a room like that is random way through people with the same birthday what are the odds
1. Two persons, A and B, are to play a serious of independent games, with A’s winning probability in each game = p and B’s winning probability = q = 1 – p. The game ends when the total number of winnings...
A study determined that 5% of children under 18 years of age live with their father only. Find the probability that at most 2 individuals selected at random from 14 children under 18 years of age...