During one stage in the manufacture of integrated circuit chips, a coating must be applied. If 70% of the chips receive a thick enough coating find the probability that among 15 chips. (a) At least 12 will have thick enough coatings. (b) At most 6 will have thick enough coatings. (c) Exactly 10 will have thick enough coatings.

Q: Defects occur at random in planks of wood with an average of 0.5 per 10 cm length. Office building…

A:

Q: Assume that when adults with smartphones are randomly selected, 54% use them in meetings or classes.…

A: Let x follows binomial distribution with parameters n = 2 and p = 0.54   The pdf of binomial…

Q: a new surgical procedure in preliminary trials has a probability of success of 80%. if 10 patients…

A: Let X denote the patients are scheduled to go through this procedure and it follows binomial…

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: thirty four percent of us adults have very little confidence in newspapers. You randomly select 8 US…

A: Binomial distribution:The binomial distribution gives the probability of number of successes out of…

Q: A manufacturing machine has a 5% defect rate. If 9 items are chosen at random, what is the…

A: Given:  5% defect rate. If 9 items are chosen at random

Q: A zoo has a collection of 400 flamingos. 180 of these flamingos are red. One day, a fence blew down…

A: Given : A zoo has a collection of 400 flamingos. 180 of these flamingos are red.

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: A company manufactures calculators in batches of 64 and there is a 4% rate of defects. Find the…

A: Givensample size(n)=64p=0.04Let "x" be the no.of defects in a batchx~Binomial(n=64 ,…

Q: An insurance company found that 16% of drivers were involved in a car accident last year. If 8…

A: Probability of drivers were involved in a car accident last year(p)=0.16sample size(n)=8Let "x" be…

Q: Randomly select and test 56 batteries and determine whether each is within specifications. The…

A: From the provided information, Sample size (n) = 56 A shipment contains 3000 batteries and 1% of…

Q: On average there are 3 leaks for every 100 miles of a pipeline. What is the probability that a…

A: On average there are 3 leaks for every 100 miles of a pipeline

Q: The average number of field mice per acre in a 5-acre wheat field is estimated to be 10. Find the…

A: Let X be the number of mice. The average number of field mice per acre is estimated to be 10.

Q: In economics, of all new products put on the market, 60% failed and are taken off the market within…

A: Given:  P = 60 % = 0.60 n = 80 q = 1-0.60 = 0.40 Probability that with in 2 years 57 or more will…

Q: An airline estimates that 6% of people booked on their flights do not show up. If the airline books…

A: Let X be the random variable from binomial distribution with probability of will not show up (q)= 6%…

Q: A person conducting telephone surveys must get 3 more completed surveys before their job is…

A: There is 20% chance of completing the phone survey

Q: Suppose a basketball player has a 84% of making his free throws.  Assume that the free throws are…

A: Given,sample size(n)=3p=P(misses free throws)=1-0.84=0.16A random variable X~Binomial(n=3 ,…