The probability that a man will live until 70 years 3/4 and the probability that his wife will live until 70 years is 4/5. What is the probability that none will live until 70 years? 2/5 1/20 O 1

Q: A survey asks women who work full time about the number of children they have.  Make a probability d...

A: Given that  Frequency distribution table  Number of children  0 1 2 3 4 5 6 7 Number of familie...

Q: expected profit of playing the game?

A: Here use given information for expected winning Suppose you play a game of chance in which five numb...

Q: If a year is selected at random, find the probability that new year's day will fall in the month of ...

A: An event is an outcome or a set of outcomes of a random experiment to which a probability is assigne...

Q: 1) How many triangles can be drawn on a plane using 8 non-collinear points?

A:

Q: An employee group requires 6 people be chosen for a committee from a group of 16 employees. The empl...

A: As per guideline expert have to answer first question only dear student please upload other question...

Q: There are 30 volunteer in a covid vaccination have 18 men and 12 women. 2/3 of the man and half of t...

A: We have given that Total number of volunteer in a covid vaccination = 30 Number of men = 18 Number o...

Q: pui. - (x 2Sx54 f(x) = otherwise

A: Solution

Q: Probability that assumes outcomes in the sample space that are not included in the outcome of event....

A: We know that, in empirical probability, outcomes in the sample space and included outcome of event. ...

Q: A researcher wishes to estimate the 90% confidence, the population proportion of adults who think co...

A: For the given data M.E =0.02 ,alpha =0.10 (A) what is the minimum sample size needed assuming that n...

Q: 2. Refer to a 2008 report that states that 35% of US households have at least one high-definition te...

A: We have given that the random variable X that is high-definition television follows Binomial distrib...

Q: Suppose there are three people to be tested in Covid-19. Let P represent positive, N represent negat...

A: It is given that P : positive and N : negative. And Number of people = 3

Q: A math class consists of 14 female students and 20 male students. Two students are selected at rando...

A:

Q: 3. Answer the following questions (the parts in this question are unrelated and have nothing to do w...

A: Just see in the row of 2.5 and column of 0.7

Q: A box contains 24 calculators, 9 of which are defective. 9 calculators are selected at random from t...

A: Given that  Total calculator=24 Defective calculator=9 9 calculators are selected at random from the...

Q: Poker is a common game in which players are dealt five cards from a deck of cards. It can be shown t...

A: Given Information: There are 2,598,960 different possible poker hands. Royal flush : 4 hands Other s...

Q: How many different 4-digit numbers can be formed from the numbers 2, 4, 5, and 8 if no digit is repe...

A:   How many different 4-digit numbers can be formed from the numbers 2, 4, 5, and 8 if no digit is re...

Q: In a sample of 250 adults, 175 had children. Construct a 90% confidence interval for the true popula...

A: We have given that,  Sample size (n) = 250 and favorable cases (X) = 175  Then,  We will find 90% co...

Q: TIMTBF TIMTBF -T/MTBF e e T/MTBF 0.10 .9048 2.60 .0743 5.10 .0061 0.20 .8187 2.70 .0672 5.20 .0055 0...

A: Given: Mean of exponential distribution = 20000 Lamda λ=120000=0.00005  

Q: 2. P(Z < 2.36)

A: HERE standard normal distribution , so mean = 0 standard deviation = 1

Q: Make a problem that illustrates a permutation situation. Determine the number outcomes in the create...

A: Permutation: A permutation is an arrangement of objects in a definite order. The members or elements...

Q: Find Probability that, a person who test positive has disease.

A: here define events person have disease = D test result positive  = T  

Q: A pair of dice is rolled. Find the probability of rolling a) The probability of rolling a sum not mo...

A:

Q: 3. Ultrasound can be used to diagnose acute appendicitis in patients fronting with abdominal pain. I...

A: Given information: Ultrasound can be used to identify cases of appendicitis. In a study of the use o...

Q: Change 114.3% to a decimal number. The answer is

A: A percentage is a number or ratio which is expressed in terms of a fraction of 100. In other words, ...

Q: Problem (4): Find the number of ways that 9 toys can be divided between 4 children if the youngest i...

A:

Q: bag contains three red marbles, two green ones, one blue one, two yellow ones, and two orange ones. ...

A: Define the events, A : She gets at least one red B : She gets each color other than blue. There are ...

Q: Caleb placed 3 yellow balls and 4 red balls in a row. How many visually distinct rows are possible? ...

A:

Q: Counting A card game requires that 4 cards are drawn from a 52 card deck where 4 cards are drawn. No...

A: Given that, A card game requires that 4 cards are drawn from a 52 card deck where 4 cards are drawn....

Q: ) Listen A bag of candy contains red, yellow, green, and blue candies. The odds of randomly picking ...

A: Given  P(Blue)/P(Bluec)=3/12 

Q: four-digit number, in the range 0000 to 9999 inclusive, is formed. find the probability that a) the...

A: Here we will use Fundamental of counting principle and Basics of probability 

Q: Suppose that, for a certain exam, a teacher grades on a curve. 2.2% 2.2% 34.1% 34.1% 0.1% 0.1% 13.6%...

A: Given that  We need to obtain A:   

Q: If the machine is used 500 times, approximately how many times will it be expected to dispense 1 or ...

A: The amount of mustard dispensed from a machine at The Hotdog Emporium is normally distributed with a...

Q: e, both > 0, and the pdf is as follows. k- ek f(x; k, 8) = {k +1 x 2 0 O Sketch the graph of f(x; k,...

A: Solution

Q: The College of Engineering and Astronomy Technology of Rizal Technological University will sponsor a...

A: According to the given information, we have Total number of questions = 50 Number of questions (Math...

Q: A marble is selected at random from a jar containing 3 red marbles, 6 yellow marbles, and 4 green ma...

A:

Q: Given the figure below, find P(AIC). Use three decimal places in your final answer. Sample Answer: 0...

A:

Q: 2. A limousine service has three cars (sedans) which it hires out by the day. The number of requests...

A: * SOLUTION :-  From the given information the calculation is given below  

Q: (a) Give the marginal density of X1. (b) Give the marginal density of X2. (c) Give the conditional d...

A:

Q: 2. In how many ways can twenty 1000-peso bills be given away to four of ten people where each of the...

A: Number of people available = 10  

Q: 2 Let X, Y be independent and identically distributed with Uniform(0, 1) density. (a) Find the densi...

A: Given  X,Y~U(0,1)    

Q: A single-elimination tournament with four players is to be held. In Game 1, the players seeded (rate...

A: The following solution is given below:

Q: a. Find k. b. Find P(X1/2, 1<Z<2).

A:

Q: In how many ways can 8 persons be seated around a table with 8 chairs if two individuals wanted to b...

A:

Q: What is the total number of outcomes in: Picking a number from 1 to 20 and a letter from the alphab...

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Q: Let X be a continuous random variable with density function be-bx for a > 0 otherwise , f(x) = where...

A: Introduction: Exponential Distribution:  The exponential distribution is also called a waiting time-...

Q: Suppose that the average number of hours spent by senior high school students in your school for the...

A: Mean(µ) = 25Standard deviations (σ) = 4Sample size (n) = 12 Also given that it is normally distribut...

Q: the game of poker 5 cards are drawn from a pack of 52 well-shuffled cards. Find the probability that...

A: Solution

Q: What is the mode of this data set? 36.25, 25, 42.4286, 37.125, 38.5893, 36.5,. 40.7321, 41.3571 *

A:

Q: Q2: Let X and Y have a bivariate normal distribution with parameters 4, = µ2 = 1,of = 16, a? = 25 an...

A:

Q: .A class consists of 17 women and 65 men. If a student is randomly selected, what is the probability...

A: It is given that Number of women = 17 Total = 17 + 65 = 82