1. a. In an election, party A received 47.3% of the votes. i. Find the probability that at a poll of 600 voters selected at random the party receives more than 50% of the votes.
Q: An applicant has applied for positions at Company A and Company B. There is a 40% chance of getting…
A: For the event, A as the event of getting an offer from company A, PA=40%=0.40. For the event, B as…
Q: 33% of all college students major in STEM (Science, Technology, Engineering, and Math). If 45…
A: Note: Hey, since there are multiple subparts are posted, we will answer first three subparts for…
Q: Find the probability that exactly 2 flights had delayed take-offs.
A: At a certain airport, 10% of flights experienced delayed take-offs because of airport operations. 15…
Q: 48% of all violent felons in the prison system are repeat offenders. If 33 violent felons are…
A: Solution : p = 48% = 48/100 = 0.48 n = 33 Let x be the number of violent felons in the…
Q: A random student will be selected from the College of Engineering. The number of male (B) and female…
A:
Q: A rugby player with a mass of 126 kg and a velocity of 5.5 m s-1 tackles an opposition player who…
A: The velocity of the player with the ball after tackling is 6.882 m/s backwards.Explanation:Step…
Q: Suppose that about 85% of graduating students attend their graduation. A group of 21 graduating…
A: Let the R.V X denotes the number of graduating students attend their graduation and it follows the…
Q: 72% of all violent felons in the prison system are repeat offenders. If 43 violent felons are…
A: Consider X denotes, violent felons in the prison system who are repeat offenders.Here, n = 43 and p…
Q: 71% of all students at a college still need to take another math class. If 5 students are randomly…
A: Solution: Given that, 71% of all students at a college still need to take another math class p=0.71…
Q: a. Exactly 32 of them need to take another math class. b. At most 34 of them need to take another…
A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…
Q: Candidate A is running for president of the student government at a large university. The…
A: given data n = 100P(favor candidate A ) = 0.7P(not favor candidate A ) = 1 - 0. 7 = 0.3x = no. of…
Q: Assume that when adults with smartphones are randomly selected, 64% use them in meetings or…
A:
Q: 29% of automobile drivers state that they have driven while under the influence of alcohol. Suppose…
A: Given that n = 4 , p = 29% = 0.29 , q = 1 - p = 1 - 0.29 = 0.71 X ~ Binomial (n = 4 , p = 0.29) X =…
Q: Suppose a math class contains 31 students, 19 females (two of whom speak French) and 12 males (three…
A: We have given that a math class contain 31 students, 19 females( 2 speaks French) and 12 males(3…
Q: Suppose a math class contains 47 students, 24 females (four of whom speak French) and 23 males (six…
A:
Q: The proportion of eligible voters in the next election who will vote for the incumbent is assumed to…
A: Given information- Sample size, n = 510 The proportion of eligible voters = 0.54 Now, from Binomial…
Q: In a survey of consumers aged 12 and older, respondents were asked how many cell phones were in use…
A:
Q: 58% of all violent felons in the prison system are repeat offenders. If 43 violent felons are…
A: Given that, p=58%=0.58 q=1-p=0.42 n=43
Q: In this scenario, the y (dependent variable) is:
A: An apartment management company wants to explore the consequences of allowing residents to have…
Q: 65% of all students at a college still need to take another math class. If 5 students are randomly…
A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…
Q: The probability that an adult possesses a credit card is .65. A researcher selects two adults at…
A: P(posseses credit card ) = p = 0.65 So q =1-p = 0.35 Select two at random
Q: In a population where 34%34% of voters prefer Candidate A, an organization conducts a poll of 1010…
A: Let, X= number of voters who will prefer candidate A. Given that the probability of voters who…
Q: 71% of all students at a college still need to take another math class. If 5 students are randomly…
A: Part D)The number of students is .The probability of students needing another math class is .
Q: 2. The flight time for an airplane traveling from Muscat to Dubai is uniformly distributed between…
A:
Q: In a survey of consumers aged 12 and older, respondents were asked how many cell phones were in use…
A: The data related to cell phone users is given.
Q: Suppose a math class contains 42 students, 18 females (six of whom speak French) and 24 males (four…
A: given that , total students =42 , female students = 18, male students = 24. Female students who can…
Q: 53% of all Americans have at least some college education. Choose 7 Americans at random. What is the…
A: Given that 53% of all Americans have at least some college education. Hence probability that a…
Q: 26% of all college students major in STEM (Science, Technology, Engineering, and Math). If 30…
A:
Q: A study of consumer smoking habits includes 200 people in the 18-22 age bracket (40 of whom smoke),…
A: Given: Smoke Not smoke Total 18 - 22 40 160 200 23-30 31 99 130 31-40 30 70 100 Total…
Q: A survey determines that eight out of every ten Crestview residents shop at Walmart. In a group fo…
A: n=10 x=8 p=x/n =8/10 =0.80 P(X>=12)=? Number of trials n=14
Q: В. Forty five percent of the streets in an area have private guards for security. Three streets are…
A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…
Q: 3. In testing a certain kind of truck tire over rugged terrain, it is found that 25% of the trucks…
A: Solution-: Given: Number of truck (n) =16, Probability of trucks fail to complete the test run…
Q: a. Exactly 2 of them need to take another math class. b. At most 2 of them need to take another math…
A: Given that 64% of all students at a college still need to take another math class and 4 students are…
Q: Suppose a math class contains 27 students, 14 females (six of whom speak French) and 13 males (three…
A: Solution: From the given information, a class contains 14 females. Out of which 6 speck French.…
Q: In a survey of consumers aged 12 and older, respondents were asked how many cell phones were in use…
A:
Q: The percentage of mechanical-, civil-, aeronautical-, industrial-, and chemical-engineer- ing…
A:
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- 33% of all college students major in STEM (Science, Technology, Engineering, and Math). If 39 college students are randomly selected, find the probability that d. Between 7 and 12 (including 7 and 12) of them major in STEM.Approximately 20% of U.S. workers are afraid that they will never be able to retire. Suppose 10 workers are randomly selected. a. What is the probability that none of the workers is afraid that they will never be able to retire?I cannot see the answer to this question.
- b. A survey of teenagers showed that 75% of them spend their pocket money on clothing. Find the probability that among the 6 teenagers selected at random, at most 2 spend their pocket money on clothing.American Airlines flights from Dallas to Chicago are on time 80% of the time. Suppose 15 flights are randomlyselected, and the number of on-time flights is recorded.a. Find the probability that fewer than 10 flights are on time.b. Find the probability that at least 10 flights are on time.The number of customer orders for 21-inch (“two-page”) computer monitors at a large mail-order firm averages 10 monitors per day. The average level of customer demand is constant, and customers do not affect one another in their buying habits. a.Determine the probability that more than 10 monitors will be purchased in a day. b.Find the probability that exactly 7 monitors will be purchased in a day. C.There are currently 12 monitors in stock, and no more will arrive from the manufacturer for another 2 days. What is the probability that no monitor will have to be back ordered?
- A survey determines that in Blue Village, 0.33 of the residents do jogging, 0.42 do biking, and 0.12 do both activities. Find the probability that a randomly selected person does biking only.A box contains 100 light bulbs, 20 of which are defective. 5 of the bulbs are selected for inspection. Find the probability that at most two of them are defective. O a. 21/3125 O b. 1024/3125 Oc. 2944/3125 O d. 181/3125 O e. 64/312565% of all students at a college still need to take another math class. If 4 students are randomly selected, find the probability that a. Exactly 2 of them need to take another math class. b. At most 2 of them need to take another math class. c. At least 2 of them need to take another math class. d. Between 2 and 3 (including 2 and 3) of them need to take another math class.
- 70% of all Americans live in cities with population greater than 100,000 people. If 44 Americans are randomly selected, find the probability that a. Exactly 29 of them live in cities with population greater than 100,000 people. b. At most 32 of them live in cities with population greater than 100,000 people. c. At least 28 of them live in cities with population greater than 100,000 people.62% of all students at a college still need to take another math class. If 47 students are randomly selected, find the probability that a. Exactly 26 of them need to take another math class. b. At most 28 of them need to take another math class. C. At least 27 of them need to take another math class. d. Between 26 and 32 (including 26 and 32) of them need to take another math class.64% of all students at a college still need to take another math class. If 4 students are randomly selected, find the probability thata. Exactly 2 of them need to take another math class. b. At most 2 of them need to take another math class. c. At least 2 of them need to take another math class. d. Between 2 and 3 (including 2 and 3) of them need to take another math class.