If X and Y are random variables and X is a geometric random variable where p = 0.1 then what is

Q: (a) Write down the pmf of X, and do not forget to indicate the range of values I can take on. px (x)…

A:

Q: 2. 46% of readers say they read mostly nonfiction books. 17% of readers read nonfiction and fiction…

A: Non fiction books = 46% = A Non fiction and fiction = 17% = A and B = A ∩ B Non fiction or fiction =…

Q: A student studying for a vocabulary test knows the meanings of 14 words from a list of 22 words. If…

A: know meaning of 14 words out of 22 words. so 8 are not known.   select 10 words at random.  p(at…

Q: A building contractor buys 70% of his cement from supplier A and 30% from supplier B. A total of 75%…

A: Answer:- Given, A building contractor buys 70% of his cement from supplier A and 30% from supplier…

Q: of 118 new enrollees in a college nursing program 68 are planning on pursuing a 4 year degree 32 a…

A:

Q: Exercise 4. A certain species of plant always has either three or five leaves. The number is random,…

A: Solution: Note: According to the guidelines we are answering the first question when multiple…

Q: A variable AX denoting differential percentage of sales of a product fluctuates year-by-year due to…

A: (i) To find the AM, HM, and GM of the RV AX, we first need to calculate the sample means for each…

Q: e X (in hours) of a battery in constant use is an arbitrary variable with exponential density. What…

A: Given that  Average =8

Q: Determine whether the events are mutually exclusive A card is selected randomly from a deck of 52.…

A: No, the events are not mutually exclusive because there are cards in the deck that can satisfy more…

Q: It has been claimed that at least 40% of all the personal bankruptcies in the United States are due…

A: given data  P(bankcrupt) = p = 0.40 sample size (n) = 10 x = no. of bankcrupties P(x≥4) = ?

Q: In a television quiz you can accrue points which can then be converted to a money prize. Among all…

A: Given that, The random variable P is the number of points that occur. E[P]=121Var[P]=230 The amount…

Q: Consider words of 5 letters formed with the letters in the set L = {a, b, c, d, e, f}. (For example,…

A: Note: As per the requirement, solving part(c) and part(d) Palindromes are nothing but the words that…

Q: A discrete random variable X whose probability distribution function is: P( X = x ) = x/15, x ∈ {1,…

A: Given that  A discrete random variable X whose probability distribution function is: P( X = x ) =…

Q: Can you please explain how you use the binomial probability formula in statistics with examples?

A: The binomial distribution is the generalization of the Bernoulli distribution. The Bernoulli…

Q: Name Probability From a pack of 52 playing cards what is the chance of picking..... 1. a Jack 2. a…

A: We know that,

Q: Consider patients coming to a doctor's office at random point in time. Let X, denote the time (in…

A: The random process Xn represents the waiting time for the nth patient to see the doctor. Since…

Q: The number of accidents resulting in a claim per month is modeled by a random 1 variable N with F(n)…

A: We have given that the cdf of random variable N  F(N) = 1 - 1/n

Q: The degree distribution of a network has the following functional form: Pk = Cak, Where a < 1 is a…

A:

Q: a. n = 19, p = 0.2 P (3≤X ≤ 6) = 0.0000 Round to four decimal places if necessary b. n = 20, p = 0.3…

A: given data, X has a binomial distribution formula for the binomial distribution is…

Q: In a sample of 380 actors, 120 have Facebook accounts on social media, 150 have Instagram, while 130…

A:

Q: QUESTION 5 Two fair three-sided dice, one blue and one red, each have faces numbered 1, 2 and 3. The…

A:

Q: A blood test indicates the presence of a particular disease 99% of the time when the disease is…

A: event A : has disease event+ve : test positive     P(A) = 0.04 P(A') = 1 -0.04 =0.96 P(+ve|A) = 0.99…

Q: A bag of M&Ms contains 12  blue, 6 brown, 10 orange, 8 yellow, 8 red, and 4 green M&Ms. Reaching…

A: 12 blue 6 brown 10 orange 8 yellow 8 red 4 green _______________ 48 total M&amp;Ms grab 5 at random.…

Q: Below is a scatter plot of observations of 2 variables. Which statement is true?

A: Based on the scatter plot given , it appears that these points are arranged in a roughly linear…

Q: For X~normal with = 4,0 = 6 and a sample size of 36, P(X < 5) = Note: round your z score to two…

A:

Q: Find the mean, 80th percentile and standard deviation: 2,-3,7,5,-2,3

A: Solution-: Given data: 2,-3,7,5,-2,3 We want to find, (a) The mean=? (b) The 80th percentile=? (c)…

Q: Just because two or more values are different does not mean that they are different in a…

A:

Q: Find the probability, to 4 decimal places: It is possible when rounded that a probability is 0.0000…

A: Let X be the random variable from binomial distribution with probability of success (p) = 10% = 0.10…

Q: New York City is under attack by Morlun and the Inheritors (for the full story, check out the 2014…

A: Solution: From the given information,

Q: Listed are two examples of experiments and associated random variables. In each case, identify the…

A: The objective is to identify the values taken by random variable in the given experiments.

Q: The true average diameter of ball bearings of a certain type is supposed to be 0.5 in. A one-sample…

A: The true average diameter of ball bearings of a certain type is supposed to be 0.5 in. A one-sample…

Q: Find the half-life of the element in question, i.e. the value of t such that P(T ≤ t) = ¼/. Round to…

A:

Q: Can you please show the formulas used and explain

A: Solution:

Q: Doctoral Student Salaries Full-time Ph.D. students receive an average of $12,837 per year. If the…

A: given data normal distributionμ= 12837σ = 1500

Q: A class of 18 pupils-consist of 10 girls, 2 of whom are left-handed, and 8 boys, 3 of whom is…

A: Note: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question…

Q: Suppose you have a coin and you know that either: H₁: the coin is biased, showing heads on each flip…

A: The ML (maximum likelihood) decision rule is to choose the hypothesis that maximizes the probability…

Q: 2) Let X be a random variable giving the number of aces in a random draw of 4 cards from an ordinary…

A: 2) Answer:- Let X be a random variable giving the number of aces in a random draw of 4 cards from an…

Q: Complete parts (a) through (h) for the data below 40 50 60-> (a) By hand, draw a scamer diagram…

A: Given information: x y 20 80 30 75 40 71 50 64 60 50

Q: (1) y μ = σ = (2) v = 4x μ = σ= x+8 σ= mean and standard deviation of a random variable x are 8 and…

A: Given,Mean of the random varible X(E(X))=8Standard deviation of the random varible(σx)=1 and…

Q: A bank manager sees an average of 5.4 new clients in her office every day. If the clients arrive at…

A: a) The Poisson distribution should be used to model this scenario, as it is appropriate for…

Q: A normal deck has 52 cards, consisting of 13 cards each for four suits: spades, hearts, diamonds,…

A: Hi thank you  for posting  this question  , since you have posted multiple  question  as per our…

Q: a card is drawn at random from a standard 52-card deck, what is the probability that the card drawn…

A: given data, if a card is drawn at random from a stanadard deck, n=52 cards we have to find out the…

Q: -{1+ (+³² x 0≤x≤2 otherwise f(x) = Derive F(x). Calculate P(1 ≤ X ≤ 1.5) and P(X > 1).

A: Solution

Q: Probability Dice Roll Reminder: Probability is the chance that something will happen. What is the…

A: One Dice :  Possible outcomes are { 1,2,3,4,5,6 }  = 6 outcomes  Probability = favorable/total…

Q: 5. About 15% of a town's population consists of senior citizens. Let X count the number of customers…

A:

Q: Exercise 2. Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a…

A: From the provided information, Mean (µ) = 50 Standard deviation (σ) = 1.2 X~N (50, 1.2)

Q: A jar contains 6 red marbles numbered 1 to 6 and 10 blue marbles numbered 1 to 10. A marble is drawn…

A: Given that  Number of red marbles =6 Number of blue marbles =10 Total marbles =16 Odd numbers…

Q: 2. Draw the minimum spanning tree for the weighted graph K₂ in the space provided below. 6 a 10 9 V…

A: Minimum weight spanning tree :  For V edges , required edges = V-1  Required edges should have…

Q: occurs? (d) If a car accident has not happened in 3 hours, what is the probability it will happen in…

A: One car accident in 60 mile road occuring in 60 minutes . Car accidents are independent Two…

Q: The subjective method of assigning probability____   a) is not scientific   b) is subject to…

A: The subjective method of assigning probability  a) is not scientific b) is subject to personal bias…