There are 15 mobile phones in a package box, 9 of which are iphones. If a person takes 5 phones from the box, what is the probability that all three iphones will be picked from the box? (Input answer in 4 decimal places)

Q: Directions: Find the probability that a randomly chosen point lands in the shaded region. 15 cm

A: Find the probability that a randomly chosen point lands in the shaded region.

Q: Management proposed the following regression model to predict sales at a fast-food outlet. y = ?0 +…

A: Let, the model is given as- y=β0+β1x1+β2x2+β3x3+e where, x1 denotes the number of competitors within…

Q: You are dealt one card from a standard 52 card deck . Find the probability of being dealt the two of…

A: A card is dealt from a standard deck of 52 (= n) cards.

Q: Determine whether the graph can represent a normal curve. If it cannot, explain why. j

A: The graph of a normal distribution is symmetric around its mean. and Bell-shaped curve

Q: How do I find the probability here?  At a mini-golf course, 20 friends each take 5 shots to try and…

A: Here the given table is  So, The total frequency= 2+6+5+4+2+1=20 We know that, To find the…

Q: You draw one card from a 52 card deck. Then the card is replaced in the deck, the deck is shuffled,…

A:

Q: A manufacturer knows that their items have a normally distributed length, with a mean of 11.6…

A: Answer: From the given data, Mean (μ) = 11.6 Standard deviation (σ) = 0.8 X follows normal…

Q: What is the probability of picking 2 non-face cards out of a deck of playing cards if you do not…

A: Answer:- We know that, total number of cards in a deck = 52  The number of non-face cards in a deck…

Q: Each one of these random variables has a named distribution from the previous page. Give the name of…

A: a)  You find a 1-gram zircon crystal which contains about 1015 atoms of Uranium-238. The average…

Q: Potential customers arrive at a small machine maintenance facility according to a Poisson process…

A: We want to find the probability that a customer is turned away, which occurs when all four machines…

Q: Len is playing a board game and rolls two number cubes. Let A = {the sum of the number cubes is…

A: Len is playing a board game and rolls two number cubes. The player rolls the cubes and covers the…

Q: Mrs. Hiatt puts the names of all 15 of her second period students on popsicle sticks and places them…

A: The probability that James will be called on at least once can be calculated using the complement…

Q: Maryann is testing the effectiveness of a new acne medication. There are 100 people with acne in the…

A: Number of patients=100 Let A and B denoted that the patient received acne medication and do not…

Q: Potential customers arrive at a small machine maintenance facility according to a Poisson process…

A: i) 0.22 ii) 0.33 iii) 0.75 iv) 0.60 Explanation: i) The chance that both operators are not busy can…

Q: What is the probability that a randomly selected group of 10 individuals, each independently having…

A:

Q: Let f(x, y) be the joint probability density function of X and Y defined by x) = {².- Find Cov(X,…

A: The value of Cov(X,Y) is obtained below as follows:   From the given information, the joint pdf is,…

Q: Let x determine a random variable, and use your knowledge of probability to prepare a probability…

A: The random variable X is the number of boys recorded There is an equal chance of a boy or girl for…

Q: andom, single card draw from a standard deck, what is the probability that the drawn card is a red…

A: In a random, single card draw from a standard deck,  the probability that the drawn card is a red…

Q: The sampling distribution mean is equal to the population mean. True False What is the value of the…

A: The sampling distribution mean is equal to the population mean. True False  And  What is the value…

Q: For this study, we should use     The null and alternative hypotheses would be:       �0:…

A: As per guidelines i have calculated 3 subparts plz repost for remaining with note i need this this…

Q: In the figure the robot must go from A to B only moving as indicated by the arrows and cannot pass…

A: Number of rows corners in the grid = m = 6 Number of column corners in the grid = n = 9

Q: The national flufferball association decides to implement a drug screening procedure to test its…

A: Answer:- Let, D represent the set of people take the enhancing drug. And P represents the positive…

Q: Tom, John, Fred, and Bill are friends whose occupations are (in no particular order) nurse,…

A:

Q: (a) The entries of the generator matrix Qare 911 912 921 922

A: We have a two-state Markov chain with state space S = {1, 2}. The process moves from state 1 to…

Q: Probability of a day with ran P(rain)= 0.25 Probability of no-rain or dry is P(dry)=0.75 a)…

A: a)  the probability of observing two rainy days followed by 25 days of which at least 22 (in any…

Q: P(X₁ = x₁) * ∏ᵢ₌₂³ P(Xᵢ = xᵢ | X₁ = x₁, ..., Xᵢ₋₁ = xᵢ₋₁).

A: We solve the problem, by expressing the joint probability as the product of a joint probability and…

Q: Whenever Suzan sees a bag of marbles, she grabs a handful at random. She has seen a bag containing…

A: From the provided information, Number of red marbles = 4 Number of green marbles = 4 Number of white…

Q: The decimal answers in the box were wrong but the expected value of x was correct.

A: Given that a box contains 9 cameras and that 4 of them are defective P(defective) = p = 4/9  n = 2…

Q: jar of marbles contains 5 pink, 9 green, 13 blue, and 3 orange marbles. If a marble is randomly…

A: According to the given information in this question We need to find the following probability

Q: How many ways can we color this map with three colors? Adjacent countries must get different colors.

A:

Q: 1. Suppose that 100 balls are placed into 30 boxes at random and independently. (a) What is the…

A: a) Let's consider a single box. The probability that it remains empty when a ball is placed into it…

Q: The Sorry State Lottery requires you to select five different numbers from 0 through 49. (Order is…

A: Permutation and combination used to calculate the number of possible ways to arrange or select a…

Q: The probability distribution for the number of sales for a salesman each day is given below. What is…

A: According to the given information in this question We need to find the expected value

Q: f her most popular works. If she signs with the network she will receive he signs with the movie…

A:

Q: Suppose x~N(4,6), what is the approximate probability of x>5 P(X>5) Round to four decimals

A: Answer: From the given data, X follows N(4,6) Mean (μ) = 4 Standard deviation (σ) = 6 X follows…

Q: (a) Sally has two coins. The first coin is a fair coin and the second coin is biased. The biased…

A:

Q: There 20 Malays Indians and 10 Chinese's students in a seminar. Find the value of x for each of the…

A:

Q: If a random sample of 40 is taken from each of the following distribution find the probability for…

A: Given: sample size n = 40  x ~ B(10,0.6) x ~B(n,p) we calculated the mean and standard deviation. μ…

Q: A factory tests a random sample of 17 transistors for defects. The probability that a particular…

A: n=17 r=0 P=0.06 q=0.94

Q: Attitude Towards Raising Taxes a. For C. Against Total Voter's Satisfaction with Public Service High…

A: The given data is: Attitude Towards Raising Taxes High Medium Low Total For 60 75 45 180…

Q: There are 9+4+7+6+12+4 = 42 territories total. If you pick 3 different territories uniformly at…

A: In the board game Risk, the world map is divided into six continents, and each continent is broken…

Q: probability that they average: less than 17 hours per week on homework less than 14 hours per week…

A:

Q: A fair coin is tossed 3 times in succession. The set equally likely outcomes is…

A: A fair coin is tossed 3 times in a row.

Q: Use the counting techniques from the last chapter. A bag contains three red marbles, three green…

A: A bag contains three red marbles, three green ones, one fluorescent pink one, two yellow ones, and…

Q: • px,y,z(x, y, z) = PY(y) PZ|Y (2 | y) PX|Y,z(x | y, z) • px,y|z(x, y | z) = px (x) py|z(y | 2) •…

A:

Q: Use the counting techniques. A bag contains three red marbles, four green ones, one fluorescent pink…

A: The number of red marbles=3 The number of green marbles=4 The number of fluorescent pink marble=1…

Q: f) Find 3 and the power of the test for the hypothesis Ho: P₁-P2-0 vs H₁: P₁-P2 = 100. at the…

A: First of all, we assume that the population variance of the balance of the Students can be…

Q: Suppose that X and Y have a continuous joint distribution for which the joint probability den- sity…

A: Given: X and Y have a continuous joint distribution. The joint probability density function is:…

Q: Assume that when human resource managers are randomly​ selected, 56​% say job applicants should…

A: Answer:- Given, 56% say job applicants should follow up within two weeks. That is, Probability of…

Q: Pizza House offers 3 different salads, 6 different kinds of pizza, and 5 different desserts. How…

A: Pizza house offers; number of different salad=3 number of different kinds of pizza=6 number of…