4. Each day for lunch, Dr. Smith either brings in a lunch, has Taco Bell or gets a free lunch in the Springdale Room as he takes either students or guests of the department for lunch. On any given day there is a 10% probability that he will eat in the Springdale Room. If he brought in lunch yesterday, then he either remembers
Solve the following problems showing your work: 1. In a poll, respondents were asked whether they had ever been in a car accident. 157 respondents indicated that they had been in a car accident and 117 respondents said that they had not been in a car accident. If one of these respondents is randomly selected, what is the pr
Solve the following problems showing your work: i need complete answers please 1. In a poll, respondents were asked whether they had ever been in a car accident. 157 respondents indicated that they had been in a car accident and 117 respondents said that they had not been in a car accident. If one of these respondents
If the cost of waiting is $5.00 per unit per period and the service facility costs $2.50 per unit served, what is the total system costs? If the service rate is doubled at a total cost of $3.50 per unit served, what is the total system costs? Note: Must use information from previous problem: The arrival rate for a certain wa
1. The weight in pounds of ten randomly-selected football players are: 245, 304, 310, 251, 195 185, 230, 264, 315, 196 Find the median of these weights. 2. The price in dollars of a gallon of gasoline at the end of each month is recorded for one year. The results are: (SEE ATTACHED FILE) Find the midrange of t
Assume a dart board with 4 scoring areas worth 20 pts, 10 pts, 5 pts and zero pts. Person A has the following likelihood with each dart: 20 pts - 50% 10 pts - 15% 5 pts - 15% 0 pts - 20% Person B has the following likelihood per dart: 20 pts - 20% 10 pts - 20% 5 pts - 10% 0 pts - 50% Question: If Player A gets to
1. Graphical Analysis Are the events shown in the Venn diagram below mutually exclusive? Please see the attachment for graph. 2. Decide if the events are mutually exclusive. Event A: Roll a 6 on an ideal six-sided die. Event B: Roll a 4 on an ideal six-sided die. 1 Use the table below to answer questions 3-7. Nursing
Determine whether each of the distributions given below represents a probability distribution. Justify your answer. (A) x 1 2 3 4 p(x) 1/4 5/12 1/16 1/16 B) x 3 6 8 p(x) 0.2 2/5 0.4 c) x 20 35 40 50 p(
Find the normal approximation for the binomial probability that x = 5, where n = 14 and p = 0.7. Compare this probability to the value of P(x=5) found in Table 2 of Appendix B in your textbook.
3. For this question pretend you are drawing cards without replacement from the infamous "Iraq's Most Wanted" deck issued by the U.S. Military before Saddam Hussein and his gang were killed or captured. If you are drawing from the full deck of 52 cards (no jokers), what are the following probabilities? a. You draw a card that
1) Suppose a deck of 10 cards each with a different digit from 0-9 are shuffled and a card from the top of the deck is drawn. Find the following probabilities. a) That the outcome is odd. b) That the outcome is prime (2, 3, 5 and 7). c) That the outcome is odd and prime . d) That the outcome is odd or prime . e) That the ou
Note: Please round all probability answers correct to three places. 1. A university found that 22% of its students who registered for Statistics I withdraw without completing the course. Assume that 25 students register for Statistics I. a. Compute the probability that exactly 8 students will withdraw without completing
As reported by Runner's World magazine, the times of the finishers in the New York City 10-km run are normally distributed with a mean of 61 minutes and a standard deviation of 9 minutes. Let X be the finishing time for a finisher in the New York 10-km run. a) What is the chance that finishers complete the run with the times b
There are 7 rotten apples in a crate of 26 apples. a. how many samples of 3 apples can be drawn from the crate? b. how many samples of 3 could be drawn in which all 3 are rotten? c. how many samples of 3 could be drawn in which there are two good apples and one rotten one?
The board of a pharmaceutical company has nine members. One board member will be selected as vice president of marketing, and a different board member will be selected as vice president of research. How many different arrangements of the two vice presidents are possible?
1. If the random variable z is the standard normal score and a > 0, is it true that P(0 < z < a) = 1 - P (z < a)? Why or why not? 2. Given a binomial distribution with n= 36 and p = 0.87, would the normal distribution provide a reasonable approximation? Why or Why not? 3.A. Find the binomial probability P (x=6), where n
In a class of 10 students, what is the probability that at least 2 students were born on the same day of the year (365 days)?
Assume that the spinner cannot land on a line. Determine the probability that the spinner lands on (a) red, (b) green, (c) yellow, (d) green. The spinner is divided into 8 halves. There are (a) red = 4, (b) green = 1, (c) yellow = 1, and (d) blue = 2 The spinner landed on yellow so it would be 1/8 or 1:8, right?
Please give step by step solution to the following problems. 8. The ticket booth on the Tech campus is operated by one person, who is selling tickets for the annual Tech versus State football game on Saturday. The ticket seller can serve an average of 12 customers per hour; on average, 10 customers arrive to purchase tickets
Please provide a detailed step by step solution to the given problems. Problem 2: The owner of the Burger Doodle Restaurant is considering two ways to expand operations: open a drive-up window or serve breakfast. The increase in profits resulting from these proposed expansions depends on whether a competitor opens a franchis
In a study to determine frequency and dependency of color blindness relative to females and males 1000 people were chosen at random and the following results were recorded: A. Convert the table to a probability table by dividing each entry by 1,000. B. What is the probability that a person is a woman, given that the pers
After careful testing and analysis, an oil company is considering drilling in two different sites. It is estimated that site A will net $20 million if successful (probability .4) and lose $3 million if not (probability .6); site B will net $70 million if successful (probability .3) and lose $5 million if not (probability .7). Wh
Please refer to the attachment for the Joint Probability Table. A. If a driver in this city is selected at random, what is the probability that he or she drives less than 10,000 miles per year or has a accident? B. If a driver in this city is selected at random, what is the probability that he or she drives 10,000 or more
Suppose that 8 female and 7 male applicants have been successfully screened for 5 positions. If the 5 positions are filled at random from the 15 finalists, what is the probability of selecting A. The probability of selecting 3 females and 2 males is approximately? B. The probability of selecting 4 females and 1 male is appro
1) Calculate the theoretical probability of rolling "snake eyes" or two ones with a pair of dice. Compare the theoretical probability of the results of Mike's experiment. Are the theoretical and experimental probabilities the same? Explain any differences. See the attachment for the data of Mike's experiment. 2) Jeff built
Please help with the following probability problems. Show the formula and the steps in working the formula for each problem. In a poll conducted in 2007, 2000 adults ages 18 yr and older were asked how frequently they are in touch with their parents by phone. The results of the poll are as follows: Answer
1. A pair of fair dice is rolled. Let E denote the event that the number landing uppermost on the first die is a 3, and let F denote the event that the sum of the numbers landing uppermost is 6. Determine whether E and F are independent events. 2. Explain why the following statement is incorrect. The probability that a b
1: The theoretical probability of undesirable side effects resulting from taking Grebex is 1 in 12. If 600 people take Grebex to lower their blood pressure, how many will encounter undesirable side effects? 2: If the odds of winning a raffle are 2:229, what is the probability of winning? 3: One thousand raffle tickets are
1. A bag contains 6 purple marbles, 7 azure marbles and 10 orange marbles. What is the chance of drawing a purple marble? If a purple marble is drawn then placed back into the bag, and a second marble is drawn, what is the probability of drawing an orange marble? Give solutions exactly in reduced fraction form. 2. A mini lice
The daily price of a farm commodity is up, down, or unchanged from the day before. Analysts predict that if the last price was down, there is a .5 probability the next will be down, and a .4 probability the price will be unchanged. If the last price was unchanged, there is a .35 probability it will be down and a .35 probabilit