Question.9. From the following information, ascertain which project is more on the basis of standard deviation : Project A risky Project B Cash Inflows Probability Cash Inflows Probability 2,000 0.2 2,000 0.1 0.3 4,000 4,000 0.4 6,000 0.3 6,000 0.4 8,000 0.2 8,000 0.1

Q: Problem 3 Let X be a continuous random variable with PDF S 4z³ 0 ).

A:

Q: If the probability is .51 that a candidate wins the election, what is the probablilty that he loses?

A: Farmula used P(E)+P(Ec)=1  Ec is the complement of E     

Q: An experiment consists of drawing a card from a pack of 52 cards (no jokers) and rolling a fair die ...

A: From the provided information, An experiment consists of drawing a card from a pack of 52 cards, rol...

Q: 1. The nicotine content of a certain brand of king size cigarette has a normal distribution with a m...

A:

Q: Two pumps connected in parallel fail independently of one another on any given day. The probability ...

A: Let x  be the probability that they both fail. Then the probability the older one fails is 0.15 + x ...

Q: A firm has two cars which it gives on rent every day. Average demand of car is 1.5 per day. Using Po...

A: Given,The Average demand of car (λ)=1.5 per dayA random variable X~Poisson(λ=1.5)P(X=x)=e-1.5 1.5xx!...

Q: Year 1990 1995 2000 2005 Quantity/Price Quantity Price Quantity Price Quantity Price Quantity Price ...

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

Q: e examples. Let Pr = 1/2, 4x = Do = 1. For large x, qa (1 – cx-a)/2, but the ex keeps the probabilit...

A: *Answer: 

Q: Clear Al Draw: 6. Use the regression line to estimate the probability of predators finding a nest if...

A: The regression line used to predict the variable based on the independent variable. The regression l...

Q: A new medication has been found to relieve pain symptoms in 80% of people who take it. The medicatio...

A:

Q: Find the probability that at most 5 defective bolts will be found in a box of 200 bolts if it is kno...

A: Let X denotes the number of defective bolts. Then X follows Poisson distribution with mean = (200 × ...

Q: THE SCORES ON A SCIENCE TEST HAD AN AVERAGE OF 78 AND A STANDARD DEVIATION OF 3. WHAT PERCENT OF STU...

A: Given,mean(μ)=78standard deviation(σ)=3

Q: What is a random sample?

A: Here use definition of random sample

Q: A restaurant hands out a scratch-off game ticket with prizes being worth purchases at the restaurant...

A: From the given information, The odds of winning each dollar value:  0.5 for $5, 0.3 for $25, 0.1 for...

Q: Activity 1: Determine if each probability distribution is a Discrete Probability Distribution or No1...

A: 1)Given data is  x 0 1 2 3 P(x) 1/5 2/5 1/5 1/5

Q: Write C is the permutation contains condition and N if none. __ Five couples want to have their pict...

A: The arrangement of data can be calculated using the three methods. They are counting principle, perm...

Q: In a certain city in the Philippines, all seven-digit telephone numbers begin with 350. How many tel...

A: Given :  Number of digits in telephone number = 7 First three digits are 350. Last four digits shoul...

Q: Answer the following problems: 1. Let D represent the defective cell phone and N represent the non d...

A: Sometimes the outcomes of a random experiment are not numbers and hence is not quantitative. In thos...

Q: Ex 5: Discuss with your group the Negative exponential distribution, and explain its relationship wi...

A:

Q: an event. To make sure he doesn't run out, he plans to bring more of the size most likely to be sold...

A:

Q: Identify the correct statement. A. This is a frequentist probability. B. This is a subjective probab...

A: Given:  A researcher tossed a coin 1000 time and used the number of heads to conclude that probabili...

Q: 1. You are designing a great experiment for your boss. It has four treatments and an anticipated err...

A:

Q: A store manager records sales number for TVs of brands A, B, C, D, and E and listed them in the foll...

A: Brand  frequency  A 41 B 53 C 39 D 23 E 17 Total 173 

Q: A taxi service receives an average of 8.8 calls a day from customers who need a ride to the airport....

A: Solution:                                    Date:16-2-2022 As per bartleby policy i answered only f...

Q: Wordle has a list of 10,657 5-letter words from a 26 letter alphabet that it allows as guesses. If i...

A: Given that List of 106575 letter  26 letter of alphabet

Q: Total revenue for a soda in January 2011 was $4,342,262, and total revenue in January 2013 was $4,42...

A: Given :

Q: A drawer contains eight different pairs of socks. If six socks are taken at random Q.1. and without ...

A: Given,8 different pairs of socksi.e 16 socks.

Q: coin is toss untill a Tail appears twice in a row.

A:

Q: A hockey goalie blocks 28 out of every 34 shots. Determine the experimental probability of a shot sc...

A: Given that, A hockey goalie blocks 28 out of every 34 shots. i.e. block shot probability is equal to...

Q: Q. Calculate the probability of losing one dollar in the Powerball using the negation rule. Assume p...

A: Given : Number of white balls =53 Number of red balls =42 Total number of balls =95

Q: Determine whether the following can serve as the probability distribution of a random variable X. 1....

A: We have to find wheather given distribution is valid pdf or not. 

Q: 2. A researcher tossed a 1000 times and used the number of Heads to conclude that Pr(Head) = 0.5. Id...

A: Given:  A researcher tossed a coin 1000 times and used the number of heads to conclude that probabil...

Q: 5.78+9.1

A: We have given that,  5.78+9.1 We will find the addition of the given values? 

Q: How many permutations of all the letters in the English alphabet contain the string abc and the stri...

A: There are 26 letters in the English alphabet

Q: Suppose X is an outcome in throwing a fair die. Find the mean and variance

A: Given X is an outcome in throwing a fair die and we want the mean and variance.

Q: Find the experimental probability of rolling a 2 after 50 rolls of the cube. A. 16% B. 50% C. 8 ...

A: Given that  Total roll=50 1 comes=10 times 2 comes=8 times  3 comes=6 times  4 comes=9 times  5 come...

Q: A.MI., and 2 P.M. They arrive at 8:04 A.M., 9:10 A.M., 9:52 A.M., 10:56 A.M., 11:55 A.M., 1:10 P.M.,...

A:

Q: (a) Determine which of the following functions are probability density functions on the (-00, 00). x...

A: Solution

Q: f x is a random variable with a probability density function defined by he form x20 , f(x) = 2xe¬x V...

A: Solution

Q: The probability of selecting a number less than 100 is 0.7, the probability of selecting an even num...

A:

Q: You repeatedly roll fair dice. If the dice comes up 6, you instantly win and stop playing. However, ...

A:

Q: The percent of fat calories that a person consumes each day is normally distributed with a mean of a...

A: GivenMean(μ)=33standard deviation(σ)=10sample size(n)=9

Q: A student is about to take a 20- item multiple choice exam (with 4 choices) without studying, and pl...

A:

Q: A club has 25 members. a) How many ways are there to choose four members of the club to serve on an ...

A:

Q: 9. A fair tetrahedral die has four triangular faces with the numbers: 1, 2, 3, 4. The outcomes are e...

A: Given that  A fair four sided dice A fair coin is tossed Sample space for dice=(1,2,3,4) Sample spac...

Q: 3. A certain type of rope has an average breaking strength of 1,200 pounds. If the standard deviatio...

A: Let X be the random variable from normal distribution with mean or average(μ) = 1200 and standard de...

Q: i) Draw a probability tree diagram to represent the above situation. ii) Calculate the probability o...

A: Here define events  Faulty pen = F Green pen = G  Blue pen = B Red pen = R Here use Bayes rule and p...

Q: ets numbered 1 to 30 are in a box. Two tickets are drawn together. Find the probability that the a. ...

A: Given: Number of tickets = 30 (numbered 1 to 30) Number of tickets drawn = 2

Q: Suppose that the average salary of the employees of a large company that recently ended a strike act...

A: Before : 40,000/ year  average salary with standard deviation 2000 After 42,000/ year  average salar...

Q: 3. The probability that a printer produces 0, 1, 2, 3, and 4 misprints are 15%, 22%, 10%, 38% and 15...

A: