Foot size of 10 inch or above is defined as big size. It is found that 16% of Ontario men are with big foot size. A random sample of 131 Ontario men are selected. What is the probability that more than 24% in the sample are with big foot size?

Q: A class consisting of 55 students had their grades handed out by their professor. Eightof the…

A: Given that  Frequency distribution table  X 1.00 1.25 1.50 1.75 Frequency  8 14 9 24

Q: Find the probability of getting 2 to 5 diamonds using normal distribution.

A:

Q: There is an average of 4 accidents in a week on a major highway in the city. What is the the…

A: Given,The average no.of accidents in a week (λ)=4Let X=no.of accidents in a week…

Q: What is the probability that the sampling error would be less than or more than 1.5 seconds

A: Given:mean µ = 30standard deviation σ= 2sample size n = 16 Let x̄ represent the sample mean time,…

Q: What is the probability that a z-score will be 0.92 or less?

A: The objective of this question is to find the probability that a z-score will be 0.92 or less. In…

Q: What is mean and variance of the probability distribution?

A:

Q: There are 10.000 products packed on a pallet in which contains 100 faulty products. A Quality…

A:

Q: A study of the time spent shopping in a particular supermarket showed an approximately uniform…

A: The question is about uniform distribution Introduction : Let X is a continuous r.v which follows…

Q: Of 500 employees at a university, 45% are female. A sample size of 60 employees is chosen at random.…

A: Note: Use the finite correction factor if n/N is greater than 0.05. Therefore, the Finite…

Q: A recent survey reported that 47​% of​ 18- to​ 29-year-olds in a certain country own tablets. Use…

A: According to the given information,Probability of success, p = 47% = 0.47Number of trials, n = 6Let…

Q: Teens who Prefer Hard Copy Book vs eBook Hard Copy Enjoy Both eBook 22 14 26

A:

Q: The mean height of women in a country (ages 20 - 29) is 64.1 inches. A random sample of 55 women in…

A:

Q: Pls help ASAP.

A: Given that a professional archer claims to hit his target 4 out of 5 times. Then the probability…

Q: n insurance agent knows that 18% of deer-car collision claims are filed in November. Consider a…

A:

Q: a. What is the probability that there will be 16 accidents on the Dhaka Tangail highway in the next…

A: Let X=number of occurrence of a particular event in an interval of time of space. It is given that…

Q: 20% of produced airbags over 10 years are defective. a. what is the sampling distribution of the…

A:

Q: The probability that an UofM student is from the Greater Toronto Area is only .25. What is the…

A:

Q: Overweight normal weight high cholesterol 324 368 low cholestere | 450 890

A: High cholesterol Low cholesterol Over weight 324450Normal weight 368890

Q: The mean number of defective units in a large assembly line is 4.3 units per day . Find the…

A: It is given that, The mean number of defective units in a large assembly line is 4.3 units per day.…

Q: The overall defect rate in making an electronic device is also 5%. What is the probability that more…

A: Given information: Let X be the number of defects detected in an electronic device. Then X is a…

Q: 11. In a survey of high school students, 288 students indicated that they played organized sports…

A: Step 1:To find the probability that a randomly selected student indicated they played organized…

Q: A recent survey reported that 50​% of​ 18- to​ 29-year-olds in a certain country own tablets. What…

A:

Q: What is the probability of observing a z score greater than 3?

A: From the provided information, The z score is greater than 3. That is P (z > 3)

Q: (Binomial to Normal) According to the Gallup poll, 40% of Americans 18 year-old or older stated that…

A: Given p=0.40 n=200

Q: NBA basketball players have a mean height of 79 inches and a standard devaiation of 3.5 inches.…

A: Solution: Let X be the height of NBA basketball player. From the given information, µ=79 inches and…

Q: The accompanying table describes results from groups of 8 births from 8 different sets of parents.…

A: no.of girls X P(X) 0 0.004 1 0.012 2 0.107 3 0.226 4 0.302 5 0.226 6 0.107 7 0.012…

Q: E(7) = (to 1 decimal) (to 4 decimals) = 20

A:

Q: B. Solve. SHOW YOUR SOLUTIONS. The average number of milligrams (mg) of cholesterol in a cup of a…

A: B) Solution: Given information: n= 10 Sample size  μ= 660 Population mean σ= 35 Population standard…

Q: The probability that an individual is left-handed is 0.20. Let the random variable X be the number…

A: Given, probability that an individual is left handed is, p = 0.20 n = 20

Q: A lumpia vendor sells an average of 41.5 lumpias per day. What is the probability that the vendor…

A:

Q: It is known that 20% of people ride public transport without paying for it. We talk to 77 people who…

A: We have to find given probability.

Q: What is the probability of randomly selecting someone whose heart rate either below 60 or above 90?

A: Population mean,  = 76Population standard deviation, σ = 5

Q: 4. 66% of Americans support death penalty (Gallup, 2004). Seven people are randomly selected. Let…

A: In question, Given that 66% Americans support death penalty and seven people randomly selected. And…

Q: When making random guesses on an 8 question quiz the probability of guessing correctly on any one…

A:

Q: 65% of the dogs in the competition run at the Excellent or Master’s level. Suppose 20 dogs are…

A: From the provided information, 65% of the dogs in the competition run at the Excellent or Master’s…

Q: Can 25.97 be the probability of an outcome in a sample space? yes no Submit

A:

Q: On an average, 3.3 accidents occur on the Dhaka Tangail highway per day. a. What is the probability…

A:

Q: Electric motors are manufactured by a corporation. An electric motor has a 0.02 chance of becoming…

A: X: number of faulty electric motor X has binomial distribution. X~B(n,p) n=300 and p=0.02…

Q: 13) Approximately 59.4% of adults have added bleach to their laundry. Assume six adults are randomly…

A: Given n=6 P=0.594

Q: 9. To investigate how often families eat at home, a researcher surveyed 100 adults living with…

A: No. of meals eaten at home per week (x) frequency 0 25 1 30 2 25 ≥3 20 total n = 10

Q: A certain state has the highest high school graduation rate of all states at 75%. a. In a random…

A: GIVEN DATA P(graduate) = p = 0.75sample size n = 10x = no. of graduatesP(x=X) =…

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.