Hiro has a probability of winning each time he plays a certain game at a carnival. If Hiro plays the game 48 times, which of the following is the best prediction of the number of times he will win...
Hiro has a probability of winning each time he plays a certain game at a carnival. If Hiro plays the game 48 times, which of the following is the best prediction of the number of times he will win...
The average time a customer spends waiting in the check-out line at Wal-Mart is seven minutes. If wait times are independent and constant, what is the probability the customer will spend between eight...
Assume Pr(A)=.15, Pr(B)=.25 Find Pr[AuB] in the following conditions... 1) if Ac(subset)B then Pr[AuB] 2) if AnB=0 then Pr[AuB] 3) if AnB'=0 then Pr[AuB]
In a game of throwing 2 dice, the probability that the sum of both dice equals 2 is 1/36. The probability of a 7 or 11 is 8/36. The probability of any other sum is 27/36. If the player rolls a sum...
I need to know how to figure out the probability of getting heads a single time after flipping a coin seven times.
For this problem, involving a weighted die, assume that all the odd numbers are equally likely to come up, all the even numbers are equally likely to come up, and the odd numbers are 3 times as likely...
For this problem, involving selection of numbered balls from a box, assume the balls in the box are numbered 1 through 8, and that an experiment consists of randomly selecting 2 balls one after...
For this problem, involving product codes, assume that a product code consists of a digit from the set {8,9,7} followed by 2 letters, not necessarily distinct, selected from the set {Y,O,A,U,P}. For...
1. Use the frequency distribution to find the expected value (mean), variance, and the standard deviation. Number of downloads (X) 27 28 30 31 32 Probability (P(X)) 0.15 0.2 0.3 0.25 0.1 2...
1.In a game of dice, the probability of rolling a 12 is 1/36. The probability of rolling a 9, 10, or 11 is 9/36. The probability of rolling any other number is 26/36. If the player rolls a 12, the...
1. At a raffle, 3000 tickets were sold at $5 a piece for four different prices of $1500, $1000, $500, and $100. Build a probability distribution table with all assigned probabilities. Calculate the...
Thanks! 2. You have $10,000 to invest. After some investigating, you found two investment opportunities. Bond A has a return of 6.5% with a default rate of 2%. Bond B has a return of...
How many questions could she have expected to have gotten right if she had guessed all of them? What is the probability of getting at least 30 questions right by guessing all of them?
Assume that n = 13, and p = [ 4/5]. Find the probability of at least 2 successes and at least 1 failure.
Six radar systems work independently of each other. Each system can detect an approaching airplane with a probability of 0.93. Find the probability that an approaching airplane will escape all...
The mean number of "sixes " in two tosses of a die is? 1/4 1/2 1/3 1 we have for 2 tosses so total 6 X 6...
Suppose that Z is a standard normal random variable. Compute Pr(Z<−1.54). (If needed, round answers to 3 decimal places)
Suppose that Z is standard normal random variable. Compute Pr(−1.54<Z<1.33). (If needed, round answers to 3 decimal places)
a poker player is being dealt 5 cards from a standard deck. given that the first two cards are kings, what is the probability that two of the next three are also kings
A dinner order at Mom’s Country Kitchen consists of a salad with dressing, an entrée, and three side dishes. The menu offers a salad with your choice of ranch, bleu cheese, French, or Italian dressing;...