Question 8 On average, there are 3.2 defects in a sheet of rolled steel. Assume that the number of defects follows a Poisson distribution. What is the probability of having exactly three defects in a roll? A) 0.412 B) 0.223 0.318 D) 0.335

Q: The annual premium for a $20,000 insurance policy against the theft of a painting is $350. If the…

A: Given Annual premium=$20,000insurance policy against theft=$350The probability that will be stolen…

Q: Assume that a normal distribution of data has a mean of 16 and a standard deviation of 3. Use the…

A: Here Given  Mean = μ = 16 Sd=σ = 3

Q: Liam and John are going to play video games this afternoon. Together, they have 30 video games. If…

A: Total no.of video games=30

Q: - Suppose you randomly select a sample of 16 observations from a population with μ a= 2 You find=9.…

A: σ=2x=9n=16μ=11

Q: 2 (x; -m)² GIVEN THE VARIACE V[x] = Ei pi WHERE M = E[X] = Eixipi; SHOW EXPRESSION 2 V[x] = E[X²]-…

A: Given that V(X) = ∑ipi(xi-M)2--------(1) M = E(X) = ∑ixipi-------(2)

Q: The probability that at least 2 persons age 65 to 74 have the symptom is

A: A study determined that 8% of persons age 65 to 74 have a certain symptom. A group of 19 persons age…

Q: Sir Joma frequently says "So..." whenever he gives lectures during class, averaging 20 times within…

A: Assuming that the time between "So.."s follows an exponential distribution with a mean of 3 minutes…

Q: In nutrition, the recommended daily allowance of vitamins is a number set by the government to guide…

A: The recommended daily allowance is then defined as the mean plus 2.3 times the standard deviation.

Q: Compute the probability of 4 successes in a random sample of size n=10 obtained from a population of…

A: Population size (N)=40  Sample size (n)=10 Number of success (X)=21  We have to find the probability…

Q: Two samples are given. Find each sample's a) standard deviation and b) coefficient of variation.…

A: The sample size of the first sample, n1=5 The sample size of the second sample, n2=7 The two samples…

Q: Ajar on your desk contains ten black, nine red, thirteen yellow, and three green jellybeans. You…

A: Given that : Black=10 red=9 yellow=13 Green=3

Q: Five thousand tickets are sold at $1 each for a charity raffle. Tickets are to be drawn at random…

A: It is given that five thousand tickets are sold at $1 each for a charity raffle.

Q: 1. What is the response variable? evening high tide levels 2. What is the regression line equation?…

A: Day AM High (in feet), x PM High (in feet), y 1 5.6 4.8 2 5.5 4.8 3 5.4 4.9 4 5.2 5 5 5…

Q: A blue die and a red die are rolled. Both are fair, six-sided dice. probability that value on the…

A: Blue die = 6 sided face  Red die = 6 sided face Total number of dice = 2    Total number of possible…

Q: The following table shows the results of a survey of 400 authors by a publishing company. New…

A: The information provided in the question are as follows :- Total number of authors = 400 The table…

Q: If a point is pick at random, what is the probability that it will be in the shaded section.

A: Here given square inside a circle . Square have value 10 unit for each side . Here from given  value…

Q: Ethnic Diversity The following pie chart shows the ethnic makeup of schools in a state for the…

A: The following pie chart shows the ethnic makeup of schools in a state for the 2006-2007 academic…

Q: there are three MCP , two DPP and one UTM members of parliament in a room. A committee of 2 members…

A: MCP-MCP MCP-DPP MCP-UTM DPP-MCP DPP-DPP DPP-UTM UTM-MCP UTM-DPP UTM-UTM…

Q: ... The mean of the new sample is. Simplify your answer. Type an integer or decimal rounded to the…

A: Data 19, 13, 49, 19, 28, 26, 48 Now subtracting 10 in each item 9 3 39 9 18 16 38  Sample size n =7

Q: Converting to the standard normal random variable z, the probability statement P(x 2 44.5) is now…

A: We have given the standard normal random variable z. We have to find the probability that more than…

Q: How many positive integer solutions are there to x₁ + x₂ + x3 = 14?

A: Solution: As per given by the question, find the integral solution of the equationx1+x2+x3=14 when…

Q: You pick a card at random. 6 7 8 9 What is P(less than 8)? Write your answer as a fraction…

A: The probability less than 8 is obtained below as follows:   From given information, it is clear that…

Q: A lottery game has players selecting 3 numbers at random from the numbers 1-60. The state picks 20…

A:

Q: Mrs. Smith has 6 activity tables she wants to play side-by-side in her classroom. (a) In how many…

A: Permutations and combinations are important concepts in combinatorics, a branch of mathematics…

Q: why the part I circled is k-1 rather just k? I made my assumption using red words, please tell me…

A: In the given problem, the student is concerned about the use of (k-1) term in the explanation. To…

Q: Imagine we are interested in the mean and variance of variable Y = g(X) with fixed function g(X),…

A: Given that Y=gX≈gμx+X-μxg'μx+12X-μx2g''μx Here, X-μx and X-μx2 are the first and second polynomial…

Q: Alice flips a fair coin 3 times. Let A be the event that all 3 flips come out Heads. Let B be the…

A: Alice flips a fair coin three times Then the sample space is…

Q: 22) A blood test is used to determine whether a person has a disease. 1% of the total population has…

A: Let D be the event that a person has the disease, and let P be the event that the blood test outcome…

Q: The table at the bottom of the page lists the number of  passengers (according to class of ticket)…

A: Children   Women   Men   Totals     On Survived On Survived On  Survived On Survived First…

Q: Determine the continuous uniform distri- bution that has the same mean and same variance as a…

A: Continuous uniform distribution = ? ,  That has same mean and same variance as a χ2 - distribution…

Q: 1) IfX~B(10,0.7), find the probability for P(X=5)

A: Answer: From the given data, X ~ B(10, 0.7) X is a binomial random variable with parameters n = 10…

Q: There are six nickels and five dimes in your pocket. You randomly pick a coin out of your pocket and…

A: Total coin=6+5=11 Nickels=6, dimes=5

Q: Subtract 10 from each item in the given sample, and compute the mean and standard deviation of the…

A: We have given that,  19, 13, 49, 19, 28, 26, 48 After subtract 10 from each sample then the new…

Q: 4. You point your Geiger counter at a banana, waiting for it to click. You know that the time you…

A: ANSWER: (a) The Geiger counter follows an exponential distribution with waiting time λ until it…

Q: A well-known brokerage firm executive claimed that 20% of investors are currently confident of…

A: The claim is that the proportion of people who are confident is larger than 20%. The hypothesized…

Q: The number of students reporting readings more than 84 g is (Round to the nearest whole number as…

A: Suppose 120 geology students measure the mass of an ore sample. Due to human error and limitations…

Q: In a class of students, the following data table summarizes the gender of the students and whether…

A: Female Male Total has an A 14 3 17 Does not have an A 2 6 8 Total 16 9 25

Q: he average length of the fish caught in Vernal Lake is 11.8 inches, with a standard deviation of 3.4…

A: Let X be the length of the fish caught in Vernal Lake. X~N(μ,σ) where mean(μ) = 11.8 inches and…

Q: A company is trying to select a new CEO from a pool of 5 candidates, but the final decision will be…

A:

Q: A study determined that 6% of children under 18 years old lived with their father only. Find the…

A: The random variable X is the number of children under 18 years old who lived with their fathers only…

Q: Linear Regression Application, Interpolation and Extrapolation Use the data and story to answer the…

A: In this case, the independent variable is thousands of automatic weapons (x) and the dependent…

Q: (a) Formulate this problem as a Markov decision process by identifying the states and decisions and…

A:

Q: There are seven geologic faults (and possibly  more) capable of generating a magnitude 6.7…

A: It is required to determine the probability of eruption of at least one of the seven faults, and…

Q: Here is a table showing all  52 cards in a standard deck. Suppose one card is drawn at random from…

A: Answer:- From the given table of cards ,  Total number of cards, n = 52  Number of red cards is,…

Q: a) Find the probability that the call is answered in 2 to 4 minutes. >) Find the probability that…

A:

Q: A lottery offers one $1000 prize, one $500 prize and two $200 prizes. One thousand tickets are sold…

A: Given problem Given that   A lottery offers one $1000 prize, one $500 prize and two $200 prizes.…

Q: Suppose X₁ and X₂ have the joint par f(x1, x₂) fw (w) For constants w₁ > 0 and w₂ > 0, let W = W₁X₁…

A:

Q: 1) Given X-N(100,36),find the value of m given P(X <m) = 0.5580 (Answer 2 decimal place)

A: From the provided information, X~N (100, 36) Mean (µ) = 100 Variance (σ2) = 36 P (X &lt; m) = 0.5580

Q: P(kingfish) = (Simplify your answer. Type a fraction.)

A: It is given that  The total number of fish = 63 Number of Kingfish = 26

Q: uppose you have a jar with 20 marbles. 14 marbles are red, and 6 marbles are blue. You draw marbles…

A: 14 red marbles 6 blue marbles ______________________ 20 total marbles   select marbles without…