E An unbiased coin is tossed an infinite number of times. The probability that the fourth head appears at the tenth toss is

Q: Approximately 90% of all people are night-handed. Consider a grouping of ten people. What is the…

A:

Q: 5. A pediatrician wishes to recruit couples, who are expecting their first child, to participatein a…

A: Binomial distribution: The binomial distribution gives the probability of the number of successes…

Q: An average of 30 students come to student affairs per day. Accordingly, what is the probability that…

A:

Q: A bank assigns a 4-digit ID number to each new customer. If each digit is randomly selected from the…

A: For any event A, with sample space S, the probability can be found by the formula,

Q: n a large population, 55 % of the people have been vaccinated. If 4 people are randomly selected,…

A:

Q: 1. A small local airport has an average of five takes of per day. Find the probability that seven…

A: Given:

Q: one out of every 119 tax returns that a tax auditor examines requires an audit. Find the probability…

A: Given, 1 in 119 tax returns requires an audit using geometric distribution

Q: 7) A class roll has 30 students listed in alphabetical order. Exactly 5 of those students received…

A: Given information: Total number of students in the class = 30 Number of students received A's in the…

Q: Suppose a die is rolled twice and let A = {first toss is a prime}    C = {second toss is a 4} Find…

A: # Here Given that a die is rolled twice and     A ={ first loss is prime}   B = { second toss is 4}

Q: You are dealt two cards successively (without replacement) from a shuffled deck of 52 playing cards.…

A: Introduction:A standard deck of 52 cards has 26 black cards (13 spades and 13 clubs), and 26 red…

Q: 3. Find the probability that a person flippinga coin gets (a) The third head on the seventh flip.…

A: For the discrete random variable, the pdf of the binomial distribution is given by- We have to find…

Q: A chalk box contains 5 pink chalks and 4 white chalks. If three items are picked at random, assuming…

A:

Q: (a) If it has an emergency locator, what is the probability that it will not be discovered? 0.087…

A: here use tree diagram and bayes rule

Q: A. What is the probability that the or more copies will be demanded in a particular day? B. What is…

A: The daily  demand for copies of a movie magazine at a variety store has the probability distribution…

Q: p(40<H<60)

A: It is a very important instance in probability. It is widely used.

Q: (b) A survey found that two out of five Omani's say he or she visited doctor in any given month. If…

A:

Q: A card is drawn at random from an ordinary pack of 52 playing cards. Find the probability that the…

A:

Q: Q2). Thirty students in a class compare birthdays. What is the probability that: (A).5 of the…

A:

Q: - What is the probability hat a household views television between 6 and 9 hours a day (to 4…

A: Let , X→N(μ=8.35 , σ=2.5) Our aim is to find the following :  a. P(6&lt;X&lt;9) b. P(X&gt;x)=7% ,…

Q: According to insurance records a car with a certain protection system will be recovered 9196 of the…

A: Let "X" be the stolen cars that will be recovered.

Q: 8. JD rolls a 6-sided die and tosses a coin. What is the probability that he rolls a 4 and tosses a…

A:

Q: John's class roll has 30 students listed in alphabetical order. Exactly 5 of those students received…

A: Given that : John's class roll has 30 students listed in alphabetical order. Exactly 5 of those…

Q: 5. The number of breakdowns for a photocopy machine in a shop is on average three times per month.…

A: Given Information: The number of breakdowns for a photocopy machine in a shop is on average three…

Q: All holly plants are dioecious-a male plant must be planted within  30  to  40  feet of the female…

A: Concept of probability: Probability deals with the likelihood of occurrence of a given event. The…

Q: A three digit number with no repeated digits is made from the digit 1 to 7 what is the probability…

A:

Q: A card is drawn from a standard deck of playing cards. Find each probability. P(5 or 6) O 1/3 O 2/13…

A:

Q: b.) At Big State University, 70% of incoming freshmen will graduate by the end of their first four…

A: (b)   (i)   Obtain the probability of having exactly 850 graduate in four years.   The probability…

Q: 7. Find the probability that a person flipping a coin gets a. the third head on the seventh flip b.…

A: 7   (a)   Obtain the probability that the person flipping coin gets third head on the seventh flip.…

Q: 9. If the spinner to the left is spun, find the probability that it lands on a number that is not…

A: Answer

Q: -Find the probability that the it is not get out of order in a month? -Find the probability that the…

A:

Q: Country Club Activities At the Avonlea Country Club, 74% of the members play bridge and swim, and…

A: Given Information: At the Avonlea Country Club, 74% of the members play bridge and swim, and 84%…

Q: Assume that a softball player has a 0.370 batting average. Assume that this means the player has a…

A: Consider X be a random variable which follows binomial distribution indicates the number of hits by…

Q: The experimental probability of a coin landing on heads is . If the coin landed on tails 30 times,…

A: It is given that, Probability of landing on heads is 7/12 Now, probability of tails…

Q: (a) What is the probability that a randomly selected 49- to 52-year-old mother who had a live birth…

A:

Q: 1. A spinner is numbered from 1 to 10. Find the probability that the pointer will stop on an even…

A: Solution: A spinner has 1 to 10 numbered.   S= {1,2,3,4,5,6,7,8,9,10} n(S)= 10 Total number

Q: In a bingo game , there are 75 balls. in the first draw, determine the probability that ball is a. A…

A:

Q: 6. Three boys agree to meet at midday tomorrow. 4 The probability of each boy remembering to meet is…

A: Hi, you have posted multiple different question in one time. As per the guidelines I am obliged to…

Q: You are dealt two cards successively (without replacement) from a shuffled deck of 52 playing cards.…

A: There are 52 cards in the deck. The number of aces in a deck of 52 cards is 4 and the number of…

Q: A. Calculate the probability that exactly three escapes will be attempted during the next month. B.…

A: here as per policy i have calculated first main question repost remaining(question 2 is totally…

Q: (b): What is the probability if one tossing (3 coins) will get either one head or one tail for the…

A:

Q: A fair coin is flipped 20 times. What is the probability that exactly 9 heads​ appear? A. 0.0320 B.…

A:

Q: a) What is the probability that they are in the same time zone? b) What is the probability that they…

A: Total students = 12 Therefore, Probability that they are in PST zone = 312 Probability that they are…

Q: A teacher asks her 20 students to each write a book report, but 6 students do not complete the…

A: Required answer is B = 13%. Steps are shown below

Q: b. Toss a coin 10 times. Given that at least 7 heads are tossed, what is the probability that the…

A: we need to conpute conditional probability

Q: There are 300 million people in the United States. Assume 150 million are couples at any one time.…

A:

Q: 1) What is the probability that the first card is red and the second is black? Write your answer as…

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only…

Q: 4) In Toronto, Canada, 55% of people pass the drivers’ road test. Suppose  that 100 people take the…

A: Given that  n=100, p=55%=0.55 , q=1-p=1-0.55=0.45 μ=np=100*0.55=55 σ=√npq=√(100*0.55*45)=4.9749

Q: You are dealt two cards successively (without replacement) from a shuffled deck of 52 playing cards.…

A: There are 52 cards in a deck. The all possible ways in which 2 cards can be drawn from the deck…

Q: Suppose a die is rolled twice and let A = {first toss is a prime}    C = {second toss is a 6} Find…

A: Given that Dice rolled twice  total outcome=36

Q: A hospital has an urgent need for four units of type A+ blood. Assume that approximately 28% of the…

A: