The lifetime of LCD TV sets follows an exponential distribution with a mean of 100,000 hours. Compute the probability a television set: a. Fails in less than 10,000 hours. (Round your answer to 4 decimal places.)   b. Lasts more than 120,000 hours. (Round your answer to 4 decimal places.)

Q: A local county has an unemployment rate of 4.4%. A random sample of 20 employable people are picked…

A: Given,n=20p=0.044q=0.956A random variable X~Binomial(n=20  ,  p=0.044)P(X=x)=Cx0.044x0.95620-x   ;…

Q: The average amount spent on electronics each year in households is $2000, according to a newspaper…

A: Given : The average amount spent on electronics each year in households is $2000 also, the amount…

Q: In a fundraising event, 100 raffle tickets are sold, with 10 of them being winning tickets. If you…

A:

Q: The table summarizes results from 988 pedestrian deaths that were caused by automobile accidents.…

A:

Q: A quick quiz consists of a multiple-choice question with 5 possible answers followed by a true/false…

A: Given dataMultiple choice questions with 5 possible answers followed by a true and false5 possible…

Q: The probability that a spark plug is defective is 35%. Suppose that a person buys 7 spark plugs.…

A:

Q: (Your answer for a and b should be in percentage and rounded to TWo decimal places.Don't forget to…

A:

Q: 79% of all bald eagles survive their first year of life. Give your answers as decimals, not…

A: Given data: p =0.79 n =39

Q: The table summarizes results from 986 pedestrian deaths that were caused by automobile accidents.…

A:

Q: The table summarizes results from 985 pedestrian deaths that were caused by automobile accidents.…

A: Given, 985 deaths were caused by automobile accidents. Driver intoxicated Pedestrian intoxicated…

Q: The table summarizes results from 978 pedestrian deaths that were caused by automobile accidents.…

A: The contingency table is given as follows:   Pedestrian Intoxicated?   Driver…

Q: he table summarizes results from 977 pedestrian deaths that were caused by automobile accidents.…

A:

Q: 7. In California 29.5% of released prisoners return to prison within 3 years of their release.…

A:

Q: 12% of all Americans live in poverty. If 31 Americans are randomly selected, find the probability…

A: Note: According to Bartleby expert guidelines, we can answer only first question with their three…

Q: The probability that a person who booked a flight will actually show up is 0.95. If the airline…

A:

Q: Alex makes 20% of his hockey goals that he attempts.  For a practice, he likes to shoot goals at the…

A:

Q: 27% of all college students major in STEM (Science, Technology, Engineering, and Math). If 50…

A: p( major in STEM)=p=0.27q=1-p=1-0.27=0.73n=50x= no. of them major in STEMhere data follows the…

Q: The table summarizes results from 978 pedestrian deaths that were caused by automobile accidents.…

A: It is given that,

Q: 00 R The table summarizes results from 983 pedestrian deaths that were caused by automobile…

A: Driver intoxicated  Pedestrian Intoxicated Yes Pedestrian Intoxicated  No Total Yes 49 74 123…

Q: What proportion of scores falls below x = 35 in a normal distribution where H= 65 and o = 12? Round…

A: We have given that,  X be the random variable from normal distribution with mean (μ) = 65 and…

Q: Fifty-three percent of all U.S. citizens have some college education. Choose 10 people at random,…

A: Answer: Given that                    p= 0.53      ,   n=10                      now will use…

Q: The table summarizes results from 982 pedestrian deaths that were caused by automobile accidents.…

A: The objective of this question is to find the probability that the pedestrian was not intoxicated or…

Q: The table summarizes results from 978 pedestrian deaths that were caused by automobile accidents.…

A: Solution:                                                                Pedestrian Intoxicated…

Q: The mean percent of childhood asthma prevalence in 43 cities is 2.41%. A random sample of 31 of…

A: Guven:Mean (µ) = 2.41Standard deviation (σ) = 1.36Sample size (n) = 31

Q: The table summarizes results from 978 pedestrian deaths that were caused by automobile accidents.…

A: Solution: The given table of data is

Q: 65% of the people in Missouri pass the driver’s test on the first attempt. A group of 5 people took…

A: Here the above situation follows Binomial distribution with parameters n=5 and p=0.65

Q: A group of people were asked if they had run a red light in the last year. The number of people that…

A: The sample proportion of the sample of size n can be defined as: p^=xn Here, x = Total number of…

Q: Find the probability of selecting three different orders from Pinky Pie’s Café. Round to four…

A: From the table total number of order is, 329+33+264+54+249+31+145+13=1118 total number of order from…

Q: Three friends go bowling. They each throw strikes 51%, 72%, and 26% of the time respectively. Find…

A: Let A be the event that first friend throw strikes  B be the event that second friend throw strikes…

Q: d. Between 2 and 9 (including 2 and 9) of them live in poverty.

A: Given that  Number of trials n=47 Success of probability p=0.10 X~binomial (n,p)

Q: The mean life of a person who has had a heart transplant is about 12 years. Find the probability…

A: Answer: From the given data, Mean life of a person who has had a heart transplant is = λ = 12 years…

Q: Determine the probability of 3 out of 5 people getting accepted into a graduate program, where the…

A: The question is about prob. dist. Given : Total no. of people ( n ) = 5 Prob. of selecting single…

Q: A quick quiz consists of a true/false question followed by a multiple-choice question with 6…

A:

Q: 8. In California 29.5% of released prisoners return to prison within 3 years of their release.…

A: The binomial probability rule states that the probability of (x) success and (n-x) failures in (n)…

Q: 65% of the people in Missouri pass the driver's test on the first attempt. A group of 7 people took…

A: Introduction:If X ~ Bin (n, p), then the probability mass function of X is:p (x) = (nCx) px (1 – p)n…

Q: The table summarizes results from 985 pedestrian deaths that were caused by automobile accidents.…

A: The given data is illustrated in the following table-   No (Pedestrian Intoxicaed) Yes…

Q: The probability that a famous basketball player will score a basket on the free throw line in 60%.…

A: Here, n = 13 and p = 0.60.