Consider the probability mnass function described below 3 4 7 8. P(X=x) 0.05 0.09 0.12 0.24 0.25 ??? 0.07 0.06 What should be the unknown value to complete the table?

Q: what is the probability that she will select a blue marble first, then a clear marble?

A: AS PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION  Here use basic probability  Probability = (#Fav...

Q: 31- Consider a political discussion group consisting of 5 Democrats, 7 Republicans, and 5 Independen...

A: We have give that  a political discussion group consisting 5 Democratic, 7 Replications,  and 5 inde...

Q: he decides to get 3 scoops of ice cream. Again, he decides to have the tender at the shop randomly c...

A: Here Given  Jerome had 5 Choice for the ice cream flavours vanilla, chocolate, rocky road, purple co...

Q: coin is tossed and a die is rolled. Find the probability of getting a tail and number greater than 1

A: We know that  Total possible cases for coin and dice is. { H,T} and {1,2,3,4,5,6}  

Q: What does the expression p(e)= 0 mean ?

A: Impossible event An event is said to be an impossible event when the probability of occurrence of th...

Q: write D if the given variable is discrete and C if continuous. give solution    1. Desks in the cl...

A: Discrete random variable:discrete random variable is variable it takes countablenumber of values.Cot...

Q: According to a 2009 Reader's Digest article, people throw away about 9% of what they buy at the groc...

A: Given that 

Q: A company believes that the rate of return (X) is normally distributed with a mean of 40% and a stan...

A:

Q: You buy one $10 raffle ticket for a new car valued at $15,000. Two thousand tickets are sold. What i...

A: Given Since total 2000 tickets are sold

Q: The probability that a planted radish seed germinates is 0.80. A gardener plants nine seeds. What is...

A:

Q: The variance of a discrete probability distribution can be calculated using the formula: H=Ex.p(x) T...

A: We know that  E(x)= ∑X.p(x)E(x2 ) = ∑X2.p(x)Variance =?2 = E(x2 ) - [E(x)]2 Where μ= E(x)

Q: Let X be a uniformly distributed continuous random variable from 0 to 1. Let Y=-In(1- X). Find the p...

A: X is a uniform distribution continuous random variable from 0 to 1. PDF of X is given by, f(x) = 1if...

Q: A packing machine is programmed to fill a cardboard box with 16.1 ounces of cereal on average. Assum...

A: GivenMean(μ)=16.1 ounces standard deviation(σ)=1.13 gramsstandard deviation(σ)=0.0399 ounces        ...

Q: SKETCH THE DRAWING OF A NORMAL CURVE: 11. z = 0.70 12. z = 1.06 13. z = 1.23 14. z = 2.17 15. z = - ...

A:

Q: The digits 5, 6, 7, 8, and 9 are randomly arranged to form a three-digit number. (Digits are not rep...

A: Given The digits 5, 6, 7, 8, and 9 are randomly arranged to form a three-digit number. (Digits are n...

Q: ] Let A be a set of n 2 2 distinct mmbers and let aja2 a, be a permutation of A. 2,3, ...,n we say t...

A: Please find the solution below. Thank you.  

Q: Game of Craps played in a casino. Stage 1- Roll 1- The player rolls a pair of standard 6-sided dice...

A: Given information: One of the two dice isn’t balanced that well, and always comes up in the range 2-...

Q: The following data are believed to have come from a normal distribution. 18 25 23 26 20 25 19 24 21 ...

A: Chi- square test : A chi-square test is a statistical test that is used to compare observed and expe...

Q: Analyze and accomplish the experiment below. a. Toss five 5-peso coins 20 tímes. Record the outcome ...

A: When a coin is tossed, the possible outcomes are {Head, Tail}. We have to toss five coins 20 times. ...

Q: Giving a test to a group of students, the grades and gender are summarized below A В Total Male 9 6 ...

A: The total number of students is 74.

Q: 200 people were randomly sampled and asked what they regularly eat for breakfast or lunch. Each pers...

A: INTRODUCTION:  The distribution of the difference between the two sample mean follows a normal distr...

Q: The game of roulette consists of placing a bet on one of 38 colored slots on a wheel. Of the 38 slot...

A:

Q: A state has license plates that consist of 2 letters followed by 3 numbers and each letter and numbe...

A:

Q: lim 1 12 Evaluate 2 X →2 -3x + 2 x - 8 3

A:

Q: False negative error

A: Here use deformed of type 2 error 

Q: Exercise 1: Directions: Evaluate the following integrals. Show your complete solutions. Identify the...

A: (3)

Q: Solve the following problems. Round off your answer to the nearest hundredths. he number of computer...

A:

Q: 21. A single card is chosen from a standard 52-card deck. a) What are the odds in favor of choosing ...

A: A single card is chosen from a standard 52-card deck.

Q: Let S be a sample space and E and F are independent events associated with S. Suppose that Pr(E)= 0....

A: Solution

Q: __Actuarial Math__

A:

Q: Think of 12 face cards from the four suits (four kings, four queens, and four jacks). You draw one c...

A: We have given that 12 face cards from the four suits ( 4 kings, 4 queens, 4 jacks ).

Q: Complete the following table using the data below. Area 50 3.5 1.20

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only fi...

Q: 1. Using a calculator, solve for the mean and the standard deviation of the given set of data. d. 54...

A: Here from the data 54,66,51,37,49, we will find mean and standard deviation..

Q: 2. The following table gives the probabilities that a probation officer will receive 0, 1, 2, 3, 4 o...

A:

Q: Find the probability that a randomly selected person has an IQ test score (4) Within 1.5 standard de...

A: Solution-: Given: μ=100,σ=16 We find P(randomly selected person has IQ score within 1.5 SD of the me...

Q: In a large population, 19% of residents have been vaccinated. Suppose a random sample of 8 residents...

A: Given that n =8 ,p=0.19 Find the given probabilities

Q: Suppose that on the first roll, you do not win or lose, but rather, you get the sum X, which has rol...

A: Here 2 dice are rolled  Here in table in outcomes column first value is outcome on first die (unbias...

Q: A directory in computer memory contains both files and 5 subdirectories. How many directories can be...

A: A directory is represented as a container that is used to hold group of files and folders in an orga...

Q: sh to test Ho : p2 0.5 vs. Hị:p<0.5. e hypothesis that Candidate A will not loose the election). Con...

A: *Answer:

Q: 1. Find the probabilitr of getting two heads when four coins are tossed.

A: NOTE- AS PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION ONLY PLZ RESUBMIT OTHER QUESTION AGAIN Her...

Q: Shirley and Ben are going souvenir hunting. They come across a store that sells all sorts of key-cha...

A: (i) The objective is to find the number of ways to assign 75 key chains in 6 bags. That is, 75 key c...

Q: In a large population, 19% of residents have been vaccinated. Suppose a random sample of 8 residents...

A:

Q: Suppose the  scores of students on an exam are normally distributed with a mean of 520 and a standar...

A:

Q: the sum is seven and the first die is even? the sum is seven or the first die is even? the sum is se...

A: As per Bartleby guideline expert have to answer first three subparts only dear student please upload...

Q: The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 37 ...

A:

Q: What is the complementary event of the given event A .        Event A : select a day of the week and...

A: Note: As per our company guidelines, we are supposed to answer only the first question. Kindly repos...

Q: 1. In how many ways can you create 2 letter words from the letters in the word DAVE? Answer: 2. How ...

A: The number of ways to select r elements out of n distinct elements is computed using the combination...

Q: Little Peten'ka refuses to eat broken spaghetti, so his monm wants so compare two brands "M" and "A"...

A: Given that, Little Peten 'ka refuses to eat broken spaghetti, so his mom wants so compare two brands...

Q: Consider all courtroom trials with a single de- fendant who is charged with a felony. Suppose that y...

A:

Q: Suppose the scores of students on an exam are normally distributed with a mean of 337 and a standard...

A: Let X be the random variable from normal distribution with mean (μ) = 337 and standard deviation (σ)...