d. Compute the probability of two occurrences in two time periods (to 4 decimals). .2707

Q: (d) In a random sample of n=150, what is the probability that its sample mean is less than 74.2?…

A: Based on the Central Limit Theorem, it is known that μx¯=86.4 and σx¯=6.80.

Q: The following is the probability of internet interruptions in one month in a XYZ company P(X=xi)…

A: The objective is to find out the average number of internet interruptions per month in a XYZ company…

Q: Suppose that past records indicate that the probability is 0.04 that a new car will need repair in…

A: Let X be the number of cars out of 500 that will require repair within the first 90 days. Since all…

Q: )Suppose an integer from 1 through 1,000 is chosen at random. Use the result of part (a) to find the…

A: HERE GIVEN  TOTAL NUMBER =1000 TOTAL NO MULTIPLES OF 8 OR 7= 250

Q: efer to the sample data for pre-employment drug screening shown below. If one of the subjects is ran…

A: Contigency Table   Positive Result Negative Result Total Subject Uses Drugs 46 10 56 Non-Drug…

Q: Assume M&M candies are randomly selected and grouped in bags of 40 pieces per bag and that 16% of…

A: Givensample size(n)=40p=0.16Let "x" be the no.of green M&M's in any one…

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: A particular 3rd grade class has 20 students. When the teacher checks attendance for the day, 3 are…

A:

Q: ased on a poll, 60% of adults believe in reincarnation. Assume that 5 adults are randomly selected,…

A: Given that, 60% of adults believe in reincarnation. Sample size, n = 5

Q: 39 Give a good approximation of the probability that at most 17 units out of 98 produced are Grade…

A:

Q: Suppose that you are in a class of 28 students and it is assumed that approximately 18% of the…

A: The tonal number of student is: n=28 The probability of piking a left handed student is: p=0.18 The…

Q: What is the approximate probability a throwing less than 35 heads in 100 tosses of an unbiased coin?…

A:

Q: Suppose that you are in a class of 29 students and it is assumed that approximately 12% of the…

A:

Q: d. What is the probability that total waiting time is at most 8 min? e. What is the probability that…

A:

Q: b. What is the probability that all of the selected adults believe in reincarnation? The probability…

A: b. Let X be the number of adults believe in reincarnation which is binomial distribution with sample…

Q: Suppose that 75% of a population voted in the last election. You take a random sample of 32 members…

A: Given : Let X : No. of people voted in the population p = 0.75 Sample size (n) = 32

Q: About 32% of students participate in a community volunteer program outside of school if 30 students…

A: Let X be the number of students participate in a community volunteer program from binomial…

Q: (b) What is the probability that a movie is either a comedy or produced by Warner Bros? Round your…

A: We have to find given probabilities.

Q: Suppose that 80% of drivers are "careful" and 20% are "reckless." Suppose further that a careful…

A:

Q: Suppose that 75% of a population voted in the last election. You take a random sample of 31 members…

A: The binomial distribution is a discrete probability distribution in which there are a fixed number…

Q: 18. Find the probability that the life of a randomly selected battery is more than 30 minutes. A…

A: Answer: C. 0.3557. The probability that the life of a randomly selected battery is more than 30…

Q: For the following probability distributio 0.01 1 0.02 0.10 0.20 4 0.15 5 0.12 6 0.10 7 0.08 0.09…

A: Mean: The mean is the sum of observations divided by the number of observations. that is,Notations:…

Q: 03. Consider an experiment that consists of counting the mumber of a particles given off in a…

A: Given, the average number of α-particles given off in a one-second interval is 3.2.

Q: According to a recent study, 1 in every 7 women has been a victim of domestic abuse at some point in…

A: From the given information, 1 in every 7 women has been a victim of domestic abuse at some point in…

Q: 9 - The number of storms occurring in the Mediterranean region between 20-30 March is equal to 3 on…

A: Let X denote the number of storms occurring in the Mediterranean region between 20-30 March and it…

Q: Draw the graph for the following probability: z 0.01 z 0.01 =

A: It is given that z0.01.

Q: Suppose that the counts recorded by a Geiger counter follow a Poisson process with an average of two…

A:

Q: Find the probability that a telephone call selected at random will last a. between 1 minute and 2…

A:

Q: The Honolulu Advertiser stated that in Honolulu there was an average of 661 burglaries per 200,000…

A: Given n=320 P=0.003305

Q: A, you find d deviation - hours wor probability many peop. orobability ne)? How m

A: The probability that a person will work more than 60 hours is given by P(X>60) =P(X-uσ>60-uσ)…

Q: The following table represents the highest e residents in a certain town. If an adult is ch…

A: Given:  To find: Probability that the chosen person has high school or college degree

Q: 45% of the population has Type o blood.  Find the probability that exactly 6 people in a group of 10…

A: Obtain the probability that exactly 6 people in a group of 10 random people have Type o blood.   The…

Q: Q3: A- If approximately 2% of 200 engineering students are left-handed, find the probability that…

A: From the given information we find the solution.

Q: 2. The probability that both will catch the bus within 15 minutes, given they are still waiting…

A:

Q: What is the probability that: (Express answers to 4 decimal places) c) between 6 and 11 of the…

A: Let p be the probability that a person who had coronary bypass surgery in 2008 were over the age of…

Q: The probability of randomly sampling someone in my neighborhood and finding that they own a pet is…

A: Obtain the probability that exactly 5 of them own a pet in any order. The probability that exactly 5…

Q: Assume that an environmentally transmitted disease is introduced to a community. The proportions of…

A:

Q: Use the central limit theorem (CLT) to determine the probability ? that the mean taxable wages in…

A: From the provided information, Mean (µ) = 28.29 Standard deviation (σ) = 33.493 X~N (28.29, 33.493)…

Q: d. Assume that Google has designed its servers so there is probability 0.01 that the number of…

A: It is given that the mean is 2,800 and standard deviation is 860.

Q: Q.11 The experience of births at a maternity hospital over a long period of time indicates that the…

A: Since there are only two outcomes that is a baby born can be either a boy or a girl, the binomial…

Q: The probability that a flight arrives on time given that it departed on time is O.

A: The event A is defined as the flight arrives on time and event B is defined as the flight departs on…

Q: Suppose that the counts recorded by a Geiger counter follow a Poisson process with an average of tv…

A: The counts follow a Poisson process with an average of two counts per minute. Two counts per minute…

Q: Suppose that of the 300 seniors who graduated from Schwarzchild High School last spring, some have…

A: Given: 300 seniors who graduated from Schwarzchild High School. C and nor J = 30 C and J = 45 J and…

Q: Determine the probability for each of the following event. A non- defective bolt will be found if…

A:

Q: 4. The checkout time of a supermarket cashier follows an exponential distribu- tion, and the mean…

A:

Q: Find the indicated probability. An archer is able to hit the bull's-eye 56% of the time. If she…

A:

Q: Compute the following conditional probability. (Enter your probability as a fraction.)

A: P(A) = n(A)/n(S) P(A) is the probability of an event “A” n(A) is the number of favourable outcomes.…

Q: Calculate the probability that the contract was awarded to textile distributor K given that the…

A: P( K win the  contract ),PK=0.4 P( L win the  contract ),PL=0.3 P( M win the  contract ),PM=0.3 P( K…

Q: Find the chances that at least two people in our class (n=66) have the same birthday (MM/DD)?

A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.