Probability Question
Q: A large national study finds that 10% of pregnant women deliver prematurely. A local obstetrician is...
A: Given: Probability of women deliver prematurely is, p=10%=0.1. Number of pregnant women is, n=16. ...
Q: please answer correctly to get a thumbs up
A: Given: A radio station runs a promotion at an auto show with a money box containing tickets. 15 tic...
Q: Direction: Identify if the given is TRUE OF FALSE. 1. If the two events stated in a probability prob...
A: To identify if the given is true or false :
Q: In contract negotiations between a local government agency and its workers, it is estimated that the...
A: Let E be the chance of an agreement will be reached on the salaries of the workers. F be the event o...
Q: Three balls are drawn at random without replacement from a box containing 2 white, 3red and 4 black ...
A: Given data: Total number of balls drawn = 3 Balls are drawn at random with out replacement from a bo...
Q: Use the following Boxplotto answer the following question: 30 45 60 75 90 105 120 135 150 165 180 19...
A: Given, The boxplot is given, From the box plot , The minimum value of the data is : Minimum value = ...
Q: We write randomly a word of length 4 using the letters from alphabet {a, b, c, d, e}. What is the pr...
A:
Q: In study of evaluating new educational methods, the students were divided into 5 groups. If a resear...
A: It is given that the students were divided into 5 groups and researcher selected sample from each gr...
Q: 80% of beans seeds sprout. Three seeds were planted. Find the distribution of the variable X = numbe...
A: Given, n = 3 Probability that bean seeds sprout: p = 0.80 Probability that bean seeds does not sprou...
Q: Probability Question
A: NOTE : As per our company guidelines, we are supposed to answer only the first 3 parts. Kindly repos...
Q: Choose the letter of the correct answer. Answer question number 7,8 and 9 only.
A: 7. The sum of the PX in the mean and variance of discrete random variable must be equal to 100%. Cor...
Q: Three passengers enter randomly to 6 carriages. What is the probability that(a) Each of them enters ...
A: Introduction: If r distinct items are to be placed in n positions, such that each position may conta...
Q: Suppose that in Melbourne, on a certain day, N lottery tickets are sold and M win, with M/N very sma...
A: To find : The number of tickets should be purchased .
Q: Sampling Theory and Estimation of Parameters The following are the average lengths of today’s top 10...
A: Given : The average lengths of today’s top 10 Global Spotify hits, in minutes. 3.02, 2.85, 3.33, 3.4...
Q: Present complete solutions for each item.
A: As per guidelines we will only answer first three subparts, please repost other subparts for more an...
Q: Read the following on attendance and grades, and answer the questions. A study revealed that stude...
A: The grade of student have percentage of attendance 95-100% is 1 The grade of student have percentage...
Q: Probability Question
A: The given events and their probabilities are as follows: P(A)=0.1 PA∩B=0.15 PA∪B=0.99 Need to find ...
Q: Kindly answer both parts George reports that his team experienced 5 delivery failures during th...
A: Given: Number of failures is 5. Number of days is 50. The objective is, To find the method of pro...
Q: Suppose that for a given computer salesperson, the probability distribution of x = the number of sys...
A: The data of number of system sold by the sales person in one month is, x 1 2 3 4 5 6 7 8 P(x) ...
Q: What is the probability of selecting a red marble from a bag containing 8 red marbles, 10 blue marbl...
A: Here we need to find the probability of selecting a red marble from the bag.
Q: (a). Let A and B be two events. Suppose that the probability that neither event occurs is 3/8. What ...
A: If there are n mutually exclusive, exhaustive and equally likely outcomes of a random experiment and...
Q: Three airlines is providing services in Rajkot, a city in Gujarat. Airline‘Saras’ has 50% of all the...
A: The tree diagram can be constructed as :
Q: ACTIVITY J: Simple Linear Regression and Correlation1. A college bookstore must order books two mont...
A: Given data: Number of students registered=X, The number of books actually sold for a course=Y
Q: A report by Twitter shows that the average cost of promoted tweets is 2.46 dollars per action. Assum...
A: To test the α = 0.05 level of significance is there evidence to support the researcher's claim.
Q: There were 12 pink, 7 purple and 9 yellow flowers in a vase. You randomly choose a flower from the v...
A: Given, Pink flowers = 12 Purple flowers = 7 Yellow flowers = 9 Total number of flowers = 12 + 7 + 9...
Q: Q // 15% of the water from wells dug in the plain is not suitable for drinking, so if it becomes Th...
A: Let X be the random variable representing the number of wells whose water is not suitable for drinki...
Q: Question 3 1 - Assume the probability of success p = 0.15, according to the geometric distribution: ...
A: Given data : Probability of success , p = 0.15
Q: In Oman Oil, Plant I employs 5 production and 3 maintenance engineers; another plant of the same org...
A: Given : Plant 1 Number of production engineer = 5 Number of maintenance engineer = 3 Plant 2 Number ...
Q: What is the probability that passing grade?
A: Given: To find: 1).Probability of choosing female got pass marks 2).Probability of choosing male s...
Q: Two Cards are drawn from a deck of 52 cards. If the first is not replaced, calculate the probability...
A: There are 4 jack and 4 queen respectively in the deck of 52 cards.
Q: Directions: Analyze and solve the following problems carefully. Problem 1 The Vice-President of ABC ...
A: It is given that the variable X represents the number of credit cards that each person own. The dist...
Q: 7) Suppose that the number of accidents occurring on a highway each day is a Poisson random variable...
A: Given, λ=3 For poisson distribution: P(x)=e-λλxx!
Q: The compressive strength of samples of cement can be modeled by a normal distribution with a mean of...
A: Given: Mean (µ) = 6000 Standard deviation (σ) = 100 X~N (148.6, 47.9)
Q: There were 12 pink, 7 purple and 9 yellow flowers in a vase. You randomly choose a flower from the v...
A: Introduction: According to the permutation rule, if r distinct items are to be chosen from n items w...
Q: On the average, two tornadoes hit major U.S. metropolitan areas every year. What is the probability ...
A: 8. Given that the average number of tornadoes hit major U.S metropolitan areas every year is 2. Let ...
Q: Let X and Y be independent random variables each taking the values -1 or 1 with probability 1/ 2 . L...
A: X and Y are independent random variables each taking the values -1 or 1 with probability , P=12. Th...
Q: ASSESSMENT: Present complete solutions for each item. 1. A population consists of six values (12, 14...
A: Note: 1) As per Bartleby’s guideline for more than one questions only first is to be answered and fo...
Q: Brian likes to wear colored shirts. He has 10 shirts in the closet. Three of these are blue, four ar...
A: Given, 10 shirts are there Blue color =3 Red color=4 To find the probability of wear a blue or a red...
Q: A random variable is the set of possible outcomes of an experiment. Select one: O True False
A:
Q: You have 3 tops: green, white, and yellow. You have 2 pairs of pants: blue and black. You have 2 pai...
A: Given data: The numbers tops are T=3. The numbers pants are P=2. The numbers of shoes are S=2.
Q: i need help
A: Given that X and Y are continuous random variables with the joint pdf fX, Y(x, y)=xe-x2with 0<x&l...
Q: The employee's salary is an example of ...variable. Select one: O a. characteristic O b. quantitativ...
A: Explanation: Characteristic: A variable is used to describe and distinguish an object. For example...
Q: A researcher wanted to test whether people tended to trust people who smiled more than people who di...
A: Number of pairings of photos = 48 Claim is people tend to trust people who smiled more than people ...
Q: The number of e-mails received by Johnny in a day is a random variable with a Poisson distribution w...
A: Given : The number of e-mails received by Johnny in a day is a random variable with a Poisson distri...
Q: 36% of the children in a school have a dog, 24% have a cat, and 12% have a dog and a cat.What percen...
A: The percent of those who have a cat also have a dog is, PDog|Cat=PDog ∩ CatPCat=0.120.24=0.5×100%=50...
Q: A pizza can be ordered with your choice of one of 4 different meats or no meat. You also have a choi...
A: Solution : Here we have given that, 4 different meats or no meat. that means we have 5 type of meat...
Q: solve d parts onlys
A: Given : To find: The probability that the randomly selected child has wavy brown hair
Q: If a person is randomly selected determine the following probability provide the condition: p(trig/m...
A:
Q: From a lot of 8 missiles, 4 are selected at random and fired. If the lot contains 3 defective missil...
A:
Q: 80% of beans seeds sprout. Three seeds were planted. Find the distribution of the variable X number ...
A: Given : n = 3 P = 0.80 q = 1 - p = 1 - 0.80 = 0.20
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