At a local college, 76 of the male students are smokers and 114 are non-smokers. Of the female students, 30 are smokers and 170 are non-smokers. A male student and a female student from the college are randomly selected for a survey. What is the probability that both are smokers? Do not round your answer.

Q: In a survey of 131 people 115 expressed support for the governor. Find p hat and a hat where p hat…

A: Given data, n=131 x=115 p=?

Q: A bag of M and Ms contains eight red, 13 blue, two orange, 15 yellow, 14 green, and six brown. What…

A: Given Number of green M&M=14 Number of red M&Ms=8 Number of blue M&Ms=13 Number of…

Q: Bob is a high school basketball player. He is a 70% free throw shooter. That means his probability…

A:

Q: You took a 5-question multiple choice quiz with 4 choices for each question.  If you guess at random…

A: Given information- A student takes a multiple-choice test that has 5 questions. Each question has…

Q: The probability that a lab passes a health and safety inspection is 97%.  A health and safety…

A: Let X: number of labs.X has binomial distribution because trials are finite, trials are independent…

Q: In a large population, 61 % of the people have been vaccinated. If 3 people are randomly selected,…

A: p(vaccinated) = p = 0.61 ∴ p(not vaccinated) = 1 - 0.61 = 0.39 select 3 people at random p(atleast…

Q: In a large population, 56 % of the people have been vaccinated. If 5 people are randomly selected,…

A: given data, p( vaccinated)=p =0.56n=5q=1-p=1-0.56=0.44x= no. of vaccinated

Q: someone who prefers math is 0.2. How many students were both high school students and prefered math?…

A:

Q: A poll showed that 50.9% of Americans say they believe that life exists elsewhere in the galaxy.…

A: The given percentage of Americans who are said to believe that life exists elsewhere in the galaxy…

Q: A restaurant accepts cash or credit cards. The store manager knows the probability of a customer…

A: The random variable  is the number of customers using cash.Number of customers: Probability of a…

Q: Emerson wins 28% of all chess games. What is the probability he wins two in a row?

A: Assuming the two games are independent, P( He wins two in a row)= P( He wins the first game)*P(He…

Q: In a large population, 53 % of the people have been vaccinated. If 4 people are randomly selected,…

A: Given information- Given problem is of binomial distribution. Probability of success, p = 0.53 No.…

Q: 88% of adults are high school graduates.  If a random sample of 10 adults is chosen, find the…

A: p=0.88sample size(n)=10Let "x" no. of adults are graduatesx~Binomial(n=10,p=0.88)P(X=x)=

Q: 52% of dogs enjoy biting the mailman.  Select 5 random dogs.  Find the probability at least 1 enjoys…

A:

Q: basketball player makes foul shots 75 % of the time. If she takes 9 shots, what is the probability…

A:

Q: If the probability that the Yankees will win a baseball game is 60%, find the probability that the…

A: The probability that Yankees will win a baseball game is 60%, that is PWinning=0.60.

Q: United States, 40% of the population has brown eyes.  If 14 p

A: Here it is given that- Sample proportion (p) = 40100=0.4 Total number of observations (n) = 14 As n…

Q: Bonnie and Kelly are part of a group going to a basketball game. The group has two court-side seats,…

A: Given: court-side seats = 2 upper-level seats = 5 seats in general admission = 4 Total seats =…

Q: A poll showed that 50.9% of Americans say they believe that some psychics can help solve murder…

A:

Q: A sleep clinic sees 10 new patients a day. Approximately 45% of patients are diagnosed with sleep…

A: given data  sample size (n) = 10 P(disgnose with sleep apnea) = p = 0.45 x = no. of patients have…

Q: A game show has 5 doors concealing prizes. There are new cars behind 2 doors and consolation prizes…

A:

Q: Of 1100 students at Brown High School, 450 attended the first school dance of the year. Only 233…

A: Let define the events: A = Students attended the first school dance of the year B = Students…

Q: The probability that a person in the United States has type B​+ blood is 8​%. Five unrelated people…

A:

Q: Steve has 12 biscuits in a tin. There are 5 digestive and 7 chocolate biscuits. Steve takes two…

A: Given that, Total number of biscuits = 12 5 digestive biscuits and 7 chocolate biscuits We to find…

Q: Five hundred people have purchased raffle tickets. What is the probability that he or she will not…

A:

Q: Your favorite basketball player is a 90% free throw shooter. Find the probability (as a percent)…

A:

Q: Find the probability distribution for the number of dance collections when 3 collections are…

A: Let X be a random variable which represents the number of dance collections when 3 collections are…

Q: Billy selects some cards from a standard 52 card deck.  What is the probability that he selects 1…

A: Given data: The total numbers of cards in the playing deck are n=52. The numbers of hearts are h=13.…

Q: Brad has to select 5 students from a class of 43 girls and 21 boys. What is the probability that…

A: GivenNo.of girls in a class = 43No.of boys in a class = 21Total no. of boys = 64

Q: In a large population, 70% of the people have been vaccinated. If 4 people are randomly selected,…

A:

Q: Jenny sells ‘honey tea’ to raise fund for homeless people. The probability of making a sale is,…

A: Given, Jenny sells ‘honey tea’ to raise fund for homeless people. The probability of making a sale…

Q: A basketball player has a free throw percentage of 95%95%. What is the probability she misses at…

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

Q: You randomly select one card from a​ 52-card deck. Find the probability of selecting the king of…

A: It is known that Number of cards in a deck = 52 Number of king of diamonds = 1 Number of two of…