In a production plant, various centrifugal pumps had tripped. 20% were found to have broken impellers, 70% were due to restricted flow at the discharge, and 10% were due to both broken impellers and restricted discharge. One pump that tripped was randomly selected. If the pump was found to have a broken impeller, what is the probability that the flow at discharge was restricted? Select the correct response.: none of these 50.00% 87.50% 67.67% 33.33%

Q: At TCNJ, 35% of the engineering majors belong to ethnic minorities. If 6 students are selected at…

A: Given,n=6p=0.35X=no.of students belong to ethnic minorityX~Binomial (n=6 , p=0.35)P(X=x)=nx pxqn-x…

Q: Sixty-five percent of men consider themselves knowledgeable soccer fans. If 10 men are randomly…

A: Given  n=10, p=65%

Q: The probability that an adult possesses a credit card is .35. A researcher selects two adults at…

A: Given information- We have given the probability that an adult possesses a credit card p = 0.35 The…

Q: 2016, 48.3% of college students voted.  What is the probability of getting 40 or fewer students who…

A: Number of trail n=100Probability of success p=0.483

Q: A mail-order company has a 9% success rate. If it mails advertisements to 500 people, find the…

A:

Q: The World Economic Forum found that 12% of the U.S. population earns more than $2M per year. Amazon…

A:

Q: A monk crossbred plants, which can have purple or white flowers, and obtained 600 plants with white…

A: The number of white flower plant are 600. The number of purple flower plant are 250.

Q: The probability that an adult possesses a credit card is .35. A researcher selects three adults at…

A: Givenp=0.35n=3x~Binomial(n=3,p=0.35)P(X=x)=Cxnpx(1-p)n-x    ; x=0,1....n

Q: In a recent survey, 65% of the community favored building a health center in their neighborhood. If…

A: Given  p=65%, n=14, x=8

Q: On a grocery store shelf, there are 16 loaves of white bread and 15 loaves of wheat bread. A shopper…

A: The objective of this question is to find the probability that a shopper randomly selects a loaf of…

Q: In 2019 about 45% of people watch over 3 hours of tv a week. Suppose 8 people were selected at…

A: It is given that n = 8 and p =0.45.

Q: In a large population, 53 % of the people have been vaccinated. If 4 people are randomly selected,…

A: Given information- Given problem is of binomial distribution. Probability of success, p = 0.53 No.…

Q: You want to determine the probability that when five consumers are randomly selected, exactly two of…

A: The question is about binomial prob. distribution Given : No. of randomly selected customers ( n ) =…

Q: A new soft drink is being market tested. It is estimated that 60% of consumers will like the new…

A: Obtain the probability that more than 70.4% of tasters will indicate they like the drink. The…

Q: 53% of undergrads at UD are from Ohio. If a Simple Random Sample of 180 UD undergrads will be taken,…

A: proportion of Undergrads at UD are from Ohio(p)=0.53sample size(n)=180Mean()=p=0.53standard…

Q: A parking enforcement officer has a quota of 5 citations to issue by the end of the shift. Assume…

A: Number of citation to be issued at end is 5. The probability of given car has a violation is…

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: Jalen Hurts' pass completion percentage last season was 61.3%. Based on relative frequency…

A:

Q: It has been reported that 48% of people text and drive. A random sample of 60 drivers is drawn. Find…

A: The z-score is calculated by using: Where,

Q: The probability that an adult possesses a credit card is .65. A researcher selects two adults at…

A: P(posseses credit card ) = p = 0.65 So q  =1-p = 0.35 Select two at random

Q: Based on a smartphone survey, assume that 42% of adults with smartphones use them in theaters. In a…

A: a. Denote n as the size of the sample taken from the relevant population, out of which, x is the…

Q: One manufacturer claims that only 10% of its total production is defective. 28 items are randomly…

A: Let, X=the number of defectives n=number of trial=28  p=probability of success=10%=0.10   X follows…

Q: in a box of pens and pencils, the probability of randomly choosing a sharpened pencil is 0.54 and…

A:

Q: In a large population, 68 % of the people have been vaccinated. If 4 people are randomly selected,…

A:

Q: Suppose the candidate pool for two appointed positions includes 10 women and 5 men. All candidates…

A: Here N= 5men+10women =15   Selecting 2 men from 5 men is 5C2 ways   Probability of selecting of 2men…