Ace Heating and Air Conditioning Service finds that the amount of time a repairman needs to fix a furnace is uniformly distributed from 3 and 11 hours. What is the probability that it takes the repairman more than 6 hours to fix a furnace?

Q: What is the probability distribution if X~ B(3,0.82)?

A: Given: X~ B(3, 0.82)   Probability distribution is a function that describes the probability of all…

Q: A die is weighted in such a way that each of 5 and 6 is eight times as likely to come up as each of…

A: Given that P(5) = P(6) = 8 × probability of each of 1, 2, 3, 4

Q: Your factory has seven safety systems. During an emergency, the probability of any one of the safety…

A: Given data: p = 0.06 n = 7 To find: The factory will be in danger if more than four safety systems…

Q: a. A manufacturing company's switch board receive an average of 3 incoming calls per minute. Find…

A: Poisson distribution is one of the discrete distributions and it has one parameter known to be a…

Q: A physical therapist at Enormous State University knows that the football team will play 40 percent…

A: Let the probability of injury if he playing on grass is = x So, the probability of injury on turf is…

Q: In a bolt factory, Machine A, B and C manufacture 25, 25, and 50 percent of the bolt output. Of…

A: P(A)=0.25 , P(B)=0.25, P(C)=0.50 Let, D: Number of defective bolts P(D|A)=0.04, P(D|B)=0.05,…

Q: A die is weighted in such a way that each of 5 and 6 is three times as likely to come up as each of…

A: The outcomes for a die are 1, 2, 3, 4, 5 and 6.From the given information, the number 5 and 6 are…

Q: 16. To get to work, a commuter must cross train tracks. The time the train arrives varies slightly…

A: Let X be a random variable denoting the no of times the commuter gets stopped during 5-day work…

Q: Find the probability of obtaining a 4 in each of two successive tosses of a pair of dice

A: In a dice, the probability of getting any number is equally likely Hence, P( first toss is 4) = 1/6…

Q: snip

A: Given: Probability of success in first operation is, P(A)=97%=0.97. Probability of success in…

Q: We throw five symmetrical coins. Calculate the probability of getting no more than two eagles.

A: From the given information we find the probability.

Q: A supplier of heavy construction equipment has found the probability of a sale of a particular piece…

A: Given : p = 0.3 r = 3

Q: When spinning a spinner, there is an equal chance of landing on orange, green, yellow, red, and…

A: Answer:

Q: A manufacturer produces switches and experiences that 2% switches are defective. The probability…

A: Given: p(defective switches) = 0.02 n = 60

Q: The probability that Team B beats Team A in any given game is .6. What is the probability that Team…

A: It is given that , The probability that team B beats Team A in any game is , p= 0.6. The Team B wins…

Q: What's the probability that she eats ramen tomorrow?

A:

Q: Columbia University has 2 major undergraduate divisions. Columbia College and Barnard college.…

A: Probability Probability refers to the likelihood of a stochastic event's outcomes. It consists of…

Q: A baseball player has a lifetime batting average of 0.213. If, in a season, this player has 365 "at…

A:

Q: Suppose you manage the demand for a towing company in Little Rock. On a usual day your company gets…

A:

Q: If you roll a die twice, what is the probability that you get two sixes in a row?

A: Obtain the probability that you get two sixes in a row. The probability that you get two sixes in a…

Q: A die is weighted in such a way that each of 2, 4, and 6 is twice as likely to come up as each of 1,…

A: Given: A die in which 2,4,6 is likely to come twice as each of 1,3,5. The objective is to find the…

Q: A secretary makes 2 errors per page, on average. What is the probability that on the next page she…

A: Given: Average number of errors per page is  λ=2

Q: Serious worker injuries at a coal mining company average 2.7 per year.  Given that safety conditions…

A: # Serious worker injuries at a coal mining company average 2.7 per year.  Given that safety…

Q: Find the probability distribution of the sum of the dots when two fair dice are rolled.

A:

Q: The percentage of the damaged production of a lamp factory is 1000. If a sample of 5 lamps is…

A:

Q: The proportion of pure gold in a certain metal sample has a bet distribution with a = 3 and B = 1.…

A: the probability that one of these samples will have more than 50% pure gold Let X be proportion of…

Q: What is the probability of hitting a target if, in the long run, 6 out of every 35 attempts actually…

A: It is given that  Favourable cases = 6 Total outcomes = 35

Q: What is the probability of hitting a target, if in the long run, 71 out of every 464 attempts…

A: Probability:The probability of an event A is obtained  by the formula:

Q: Suppose Solar power plants failures occur with an average of 5 failures every year, calculate the…

A: Given data: 5 = failures every year To find: The probability that there will not be more than one…

Q: In a factory that produces blocks of ready- made concrete, if the percentage of production of…

A: Given data,Sample size n=5Percentage of production of defective blocks is p=0.6Let X be event that…

Q: A fair 2-sided coin is tossed 3 times. What is the probability that the coin lands on tails once?

A: A fair 2- sided coin is tossed 3 times. then sample space(S); S={HHH,HHT,HTH,THH,TTH,THT,HTT,TTT}…

Q: I we roll a five sided dice 300 times what is the probability that we roll a 3 at least 50 times.

A: Here we need to find the required probability.

Q: 3. On an average, there are 2 visits to a supershop per minute. What is the probability that the…

A:

Q: You toss a biased coin with a probability p of heads, while your friend tosses at the same time a…

A: Let us define the event A as both coins simultaneously show the same outcome. That is either both…

Q: At an amusement park basketball game, you earn a large prize for making 3 baskets, a medium prize…

A:

Q: A coin is tossed three times. find the probability of getting at most one head.

A: Here we have given that coin is tossed 3 times then corresponding sample space for the event is,…

Q: A researcher finds that the odds of catching a grouper on a fishing expedition are 3:1. Find the…

A: From the given information, A researcher finds that the odds of catching a grouper on a fishing…

Q: On average, a textbook author makes three word-processing errors per page on the first draft of her…

A: Given The author makes three word processing error per page

Q: In basketball, you can earn 3 points for a shot and 1 point for a free throw. If Sam's probability…

A: Given that the probability of getting a 3-point shot is 4/10. The probability of getting a 1-point…

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 =…

Q: One of the requirements of a Probability Distribution is

A: One of the requirements of a Probability Distribution is ?

Q: A fair die is tossed three times. Find the probability of getting three 4's.

A: The number of dice tossed are 3.

Q: At a local​ college, four sections of economics are taught during the day and two sections are…

A: Introduction: Suppose X and Y are two events, with respective probabilities P (X) and P (Y). Denote…

Q: On average, a textbook author makes two word processing errors per page on the first draft of her…

A: Given,      λ=2    Let 'X' is the no. of Errors made by the author.    X~Poisson λ=2…

Q: A baseball player has a lifetime batting average of 0.213. If, in a season, this player has 365 "at…

A:

Q: at a highschool with 200 students 32 play soccer 18 play basket ball and 8 play both sports. if a…

A: Let,A=students play soccerB=students play bascket ballP(A)=32200 =0.16P(B)=18200 =0.09P(A∩B)=8200…

Q: A paediatrician is interested in how many of his patients with flu developed pneumonia as a…

A: Let X denote the number of patients with flu developed pneumonia and it follows binomial…

Q: Find the probability of getting 6 and 5 respectively in two throws of a die.

A:

Q: A little boy loses his shoe once in every three trips to the backyard. What is the probability that…

A: Obtain the probability that he will lose his shoe at least once in the next six trips. The…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.