Which of the following is the point estimate of the response rate to a sudden event in less than 1 second?

Q: 4. An outdoor hot dog vendor sells an average of 50 hot dogs per day in dry weather and an average…

A: Rate of dog sold in dry winter =50 Rate of dog sold in wet weather =15 Probability of selling in any…

Q: (b) Probability that a customer waits more than 22 minutes: Round your answer to three decimal…

A: Solution: Let X represent the waiting time of customers  in minutes.  The probability density…

Q: 6.24 The probability of success of 600 students ap- pearing in a test independently is 0.40. Using…

A: Given, n = 600 p = 0.40 From the given data find mean and standard deviation, q = 1-p = 1-0.40 = 0.6…

Q: In a random sample of 500 students,320 drive their own car,and 230 of those are coming from a…

A:

Q: Randomly selecting one of the approximately 10% of Canadians with diabetes. Probability of Event:…

A: We have to find given probabilities.....

Q: Let of a loss due to damsge of insueed house and X be the payment by the insurance company. define…

A: Let Y: loss due to damage of insured house. Let X: Payment by insurance company.

Q: (iv) Compute the probability that 3 or more calls will arrive in a 3-minute interval"

A: (iv) Let x be the number of calls. The average number of calls per 3-minute interval is, λ=3×3=9 The…

Q: The Food Marketing Institute shows that 17% of households spend more than $100 per week on…

A:

Q: o1. In a study of red/green color blindness, 500 men and 2050 women are randomly selected and…

A: Given Information :  In a study of red/green color blindness , 500 men and 2050 women are randomly…

Q: a. What is the probability that on a given day, fewer than 890 O-rings meet the specification? b.…

A: a. The random variable x is defined as the number of rings meeting specification which follows…

Q: Assume that 20.2​% of people have sleepwalked. Assume that in a random sample of 1508 ​adults, 348…

A: The following information has been given: Hypothesized proportion p0=0.202. sample size n=1508.…

Q: Assume that 20.2 % of people have sleepwalked. Assume that in a random sample of 1452 adults, 303…

A: From the given information,Total number of adults = 1452The proportion that person has sleepwalked =…

Q: The probability is 1% that an electrical connector that is kept dry fails during the warranty period…

A: Conditional Probability: Let A and B be two events with P(A) > 0. Then the conditional…

Q: Randomly selecting one of the 360 out of 864 patients on a wait list to be assigned to a new family…

A:

Q: Find k, such that given the sample size is 19, the probability that t-value falls between k and…

A: Introduction: The sample size is, n = 19. Thus, the degrees of freedom is, df = n – 1 = 18.

Q: ... 26. A survey of a random sample of 210 male teens and 228 female teens, ages 13 years to 17…

A: We have given that the following statement A random sample of 210 male and 122 females 122 males and…

Q: A survey of cars on a certain stretch of highway during morning commute hours showed that 55% had…

A: The random variable X has the following probability mass function:

Q: A survey of all medium- and large-sized corporations showed that 63% of them offer retirement plans…

A: It is given that p=0.63 and n=30.

Q: Are mathematically minded people more likely to be left-handed than those who aren't so interested…

A: Given that;  p⏞ = 12/85 = 0.14, n = 85 and true proportion π = 0.11 Here we have to test that the…

Q: The Food Marketing Institute shows that 18% of households spend more than $100 per week on…

A: Given, p = 18% = 0.18 n = 900

Q: The probability that a randomly selected 40-year old female will live to be 41-year-old is 0.9986…

A: 1.The probability that two randomly selected 40 year old females will live to be 41 years old is…

Q: 2. The number of meteors found by a radar system in any 30-second interval under specified…

A: Given: The number of meteors found by a radar system in any 30-second interval under specified…

Q: You are riding from Ahmedabad to Gandhinagar on a Sunday morning. Your friend told you that on an…

A: Introduction to Poisson distribution: A random variable X is said to have a Poisson distribution…

Q: In a driver-side "star" scoring system for crash-testing new cars each crash-tested car is given a…

A: The table shows the drivstar, count and percent.

Q: Let denote H, - random event that demand for the new product is high, H, - that demand is average,…

A:

Q: The Food Marketing Institute shows that 16% of households spend more than $100 per week on…

A: 1. The standard error for the proportion of households spending more than $100 per week on groceries…

Q: The Food Marketing Institute shows that 17% of households spend more than $100 per week on…

A:

Q: 3.To find out the prevalence of smallpox vaccine use, a researcher inquired into the number of times…

A: Let X be the random variable representing the number of times a person aged 16 and over in an…

Q: The reaction of an individual to a stimulus in a psychological exper- iment may take one of two…

A: The confidence level is 90% Therefore, α = 0.10, α/2=0.05 and 1- α/2=0.95. The margin of error is…

Q: 4. A professional employee in a large corporation receives an ave mails per day. Most of these…

A:

Q: 39 - It is known that 25% of the customers who shop at the big shopping mall for more than 200.000…

A:

Q: Assume that a study of 500 randomly selected airplane routes showed that 482 arrived on time. 7)…

A: It is given that, Sample size, n = 500 Significance level, α = 0.05 Since 482 airplane out of 500…

Q: 8 A researcher wishes to estimate the mean of a population using sample large enough that the…

A: Given: σ=1.5Probability=0.95

Q: The reaction of an individual to a stimulus in a psychological experiment may take one of two forms,…

A: a) The confidence level is 90%. Therefore, α = 0.10, α/2=0.05 and 1- α/2=0.95. Thus, zα/2 =1.645…

Q: 26. A survey of a random sample of 210 male teens and 228 female teens, ages 13 years to 17 years,…

A: We have given that  Male teens, n1 = 210 Female teens, n2 = 228 Favourable cases, X1 = 122…

Q: Suppose that the response time X of a subject to a stimulus is N(15, 16). If n-16, then the…

A:

Q: When a man observed a sobriety checkpoint conducted by a police​ department, he saw 656 drivers were…

A:

Q: According to the statistics, 13% of cars in the city were at least 12 years old in 2004. Assume that…

A:

Q: The Food Marketing Institute shows that 16% of households spend more than $100 per week on…

A: From the provided information, p = 0.16 Sample size (n) = 800

Q: A survey showed that 82% of adults need corection (eyeglasses, contacts, surgery, etc.) for their…

A: Obtain the probability that no more than 1 of them need correction for their eyesight.   The…

Q: Thirteen jurors are randomly selected from a population of 3 million residents. Of these 3 million​…

A: Given : Of 3 million​ residents, it is known that 42​% are of a minority race , p = 0.42 Sample size…

Q: b) It is known that two percentage of laptop sold by ABC supplier malfunction within three years.…

A: b) It is given that p=0.02.

Q: find the probability of 20% to 36% of these n=40 customers to shop in installments?

A: Let p be the proportion of customers shopping for more than 500 YTL in a market shop in…

Q: 6. Imagine that a zealous prosecutor (P) has accused a defendant (D) of com- mitting a crime.…

A: *Answer:  *a

Q: Suppose that 11% of all steel shafts produced by a certain process are nonconforming but can be…

A: From the provided information, 11% of all steel shafts produced by a certain process are…

Q: 1. Starting on January 1st, let X count the number of days before we see the first instance of…

A: Solution:

Q: Calculate the test-statistic, t with the following information. n1=40, ¯x1=2.06, s1=0.64 n2=60,…

A: Given data, n1=40 x1=2.06 s1=0.64   n2=60 x2=1.88 s2=0.66   test statistic(t)=?

Q: find the probability of 31% to 39% shopping in installments from these n=40 customers

A: Let p be the proportion of the customers who shop at a market for more than 1000 YTL are shopping in…