1. Find the expected number of heads when three Coins are tossed based on the probability distribution below. Three Coins Are Tossed Number of Heads Probability

Q: plz solve it within 30-40 mins I'll give you multiple upvote

A:

Q: The lifetime of a certain brand of battery is known to have a standard deviation of 19.8 hours.…

A: Given that  The life time of a certain brand battery has a standard deviation of 19.8 hours.…

Q: he following data comes from a normal distribution X with unknown mean. Compute an unbiased…

A: We have given that,  The data set are : 12, 8, 0, 9, 9, 4, 6, 1, 7, 2, 13, 11, 1, 5, 10 And…

Q: Charlie the Chimp is taking a multiple choice test. There are four questions on the test and there…

A: The number of questions n is 4.

Q: The post office has an average of 100 people per hour entering (with exponentially distributed…

A:

Q: • Control Group: 27, 32, 34, 25, 21 • Weight Training: 35, 29, 27, 28, 25 • Jumping: 34, 35, 37, 37,…

A: Use the Excel and Calculate the Means and Standard deviation for each group   A) 1) Mean for…

Q: H.w is this table probability distribution compute E(x), o 4 P(x) 0.16 0.25 0.19 0.29 0.06 3, 2)

A: Given, Thus,

Q: Two dice are rolled. If A is the event that the sum of the numbers shown on the two dice is 5, and B…

A:

Q: medium second and another arrangement is medium first, large second. How many such arrangement are…

A: Hezekiah has six boxes of six different sizes. Four box are taken at a time and arrange in definite…

Q: A Markov chain has the transition probability matrix 0.2 0.6 0.2 0.5 0.1 0.4 L0.1 0.7 0.2 What is Pr…

A: In question, Given that a transition probability matrix P. Then we'll find the following…

Q: Please help me As soon as possible while it's urgent

A: The given information is presented in the following table as shown below: Case Deaths (Oi)…

Q: In one state, each automobile license plate shows three letters followed by two digits, or two…

A: The number of letters in alphabet is 26. The number of digits from 0 to 9 is 10.

Q: 0 Two companies, player 1 and player 2, must decide how much time to devote to a joint project. If…

A:

Q: What is the probability of getting an odd numbered card in a regular deck of 52 of card?

A: It is known that Total number of cards in a deck = 52 Number of odd numbered cards = 20 Note : Since…

Q: Which of the following illustrates combination? forming plate numbers of vehicles O Arranging the…

A: For the given data Select the correct choice

Q: For problem 10, 11, and 12 below: (i) State the requirement (ii) State the null and alternative…

A:

Q: Frogs have been breeding like flies at the Enormous State University (ESU) campus! Each year, the…

A: Given F(t)=42000 at t=0 F(t)=63000 at t=2

Q: If two dice are rolled, find the probability ofshowing a product of at least 36? O 1 O 1/36 01 2.

A:

Q: Question 1 A parachutist has made thousands of successful jumps. His assumption is that when he…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Q2: An urn contain three red balls ,two blue ball and five white balls, A ball is selected and its…

A:

Q: What is the probability of getting an odd numbered card in a regular deck of 52 of card? What is the…

A: Here use basic probability  Probability = (# Favorable outcomes)/(# total outcomes) Here total 52…

Q: Soalan/ Question 2: Given a normally distributed population with a mean of 75 and a variance of 625,…

A: Let X be the random variable from normal distribution with mean (μ) = 75, variance (σ2) = 625 then…

Q: Problem 11. Use normal approximation to estimate the probability of getting at least 49 girls in 100…

A: Given that  Sample size n =100 Success of probability p=0.5

Q: A study determined that 8% of persons age 65 to 74 have a certain symptom. A group of 21 persons age…

A: Givenp=8%=0.08No.of persons age 65-74 (n)=21Let "x" be the no. of people have the symptoms…

Q: Listed below are body temperatures from five different subjects measured at 8 AM and again at 12 AM.…

A: Given that  n = 5 X represents the temperature at 8 A. M  Y represents the temperature at 12 A. M.…

Q: Given a normally distributed population with a mean of 100 and variance 100, find f) P(90 sxs 115)…

A: Given,mean(μ)=100standard deviation(σ)=100=10

Q: Q 2/ In a certain city, the number of power outages per month is a random variable, having a…

A: Given n=<22,p=0.70

Q: 2. A 6-foot sub valued at $25 is divided among five players (P1, P2, P3, P4, P5) using the last…

A:

Q: Consider a continuous-time Markov chain X(t) on S = {1,2,3} with associated em- bedded chain given…

A:

Q: Jaylen, a basketball player, is known to make 41% of his shots. What is the probability distribution…

A: Given that, Jaylen is known to make 41% of his shots. That is, probability of making a shot…

Q: A four-bit code word is any sequence of four digits, where each digit is either a 0 or a 1. For…

A: Here we have to form A Four bit code word of four digits using the digit 0 and 1

Q: 4 Assume the PDFS of the two independent random variables X and Y are, |1, 0<x<1 e, 0<y fx (x) = and…

A: Given the pdfs of independent random variables X and Y as fXx=1  , 0≤x≤10  , else  and   fYy=e-y  ,…

Q: Choose a correct statement. Leverage means a gap between a data point that is unusual in OLS models.…

A: Least square regression is critical to many factors like influential point, leverage, discrepancy,…

Q: 3. Let X = (X1,..., Xm)', m > 2, be random vector with covariance matrix s-[] O 12 Σ O21 222 The…

A:

Q: In a bingo game , there are 75 balls. in the first draw, determine the probability that ball is a. A…

A:

Q: Let Y have the density f(y) T(a+B) ya-1 T(a)r(8) (1+y)ª+ß" y > 0, determine E(Y) and E(Y²).

A: Given  Y~Beta 2nd kind(ɑ,β)

Q: A random sample of 16 health maintenance organizations (HMOS) was selected. For each HMO, the…

A: We have given that,  The data set are : X:- 41, 26, 38, 30, 46, 57, 32, 50, 43, 57, 51, 47, 36, 41,…

Q: A committee of 7 is to be selected from 8 Chemists and 9 Biologists. What is the probability of…

A: For the given data Find the probabilty

Q: Cabs pass your workplace according to a Poisson process with a mean of five cabs per hour. Suppose…

A: (a) Since average number of cars passing in an hour is 5 so 2.5 cars must be expected in half an…

Q: Calculate the present value of the annuity. (Round your answer to the nearest cent.) $11,000…

A:

Q: Guests at a large hotel stay for an average of 8 days with a standard deviation of 2 days. Among 100…

A:

Q: Approximately 1.55 percent of people ages 40-50 have breast cancer.* Suppose a person has a 86…

A: Probability is a chance of occurrence of any event.

Q: Let H denote the event that you flip heads, T denote the event that you flip tails, W the event that…

A:

Q: 9.185 Psychology and Human Behavior There are many urban legends involving a full moon and human…

A:

Q: Use the​ "at least​ once" rule to find the probability of the following event.   Getting rain at…

A: Given that  n=8 , p=0.4 q=1-p=1-0.4=0.6 X~Binomial(n=8,p=0.4)

Q: In a class of 40 students, 18 are male and 22 are female. Two-thirds of the male students and…

A: We have given that  The total number of students = 40  Total number of male = 18 Total number of…

Q: A family has 5 children. What is the probability that 3 of the children are girls?

A: We have given that  n= 5 X= 3 p= 0.5

Q: Binomial Probability Review Practice 1. Allie plays on the varsity basketball team and makes 79% of…

A: NOTE-AS PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION ONLY   Here Given For Binomial Distribution…

Q: Q 3/ In a certain city, the number of power outages per month is a random variable, having a…

A: Given that mean =11.5 ,s.d =2.5

Q: 3-A coin is tossed 3 times the probability that all 3 tosses are tail equal a); b) 8. c) d):

A: Given that  A coin are tossed 3 times  Sample space=S S=(HHH,HHT,HTH,THH,TTH,THT,HTT,TTT)