970 people phoned customer support for help with their internet connection. Technicians were not able to provide a solution for 485 of customers who had called. If one customer is randomly selected from the number of people that phoned: a. Calculate the probability that it's a customer that technicians were not able to help, rounded to 3 significant digits as needed. b. Calculate the probability of the complementary event.

Q: From experience, an airline knows that only 85% of the passengers booked for a certain flight…

A: Given Information :  From experience, an airline knows that only 85% of the passengers booked for a…

Q: In the history of film and television, accidents have occurred, such as deaths of actors or crews…

A:

Q: A company that manufactures computer components has a 3% defective rate. If 12 components are…

A: Givenp=3%=0.03n=12Let "x" be getting no.of defective…

Q: Suppose that about 85% of graduating students attend their graduation. A group of 21 graduating…

A:

Q: In a town, 61% of adults have health insurance. What is the probability that 5 adults selected at…

A: The binomial distribution is a discrete probability distribution. It has n independent Bernoulli…

Q: A machine produces 10 per cent defective items. Ten items are selected at random. Find the…

A: From the provided information, A machine produces 10 per cent defective items that is p = 0.10…

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: Puan Fatimah send 10 applications forms for new share issue. If the probability of success for each…

A: Given:  p = 10% = 0.10 n = 10 To use binomial probability distribution.

Q: Two cards are drawn without being replaced, from a standard deck of 52 playing cards. Determine, to…

A: From the provided information, Total cards in standard deck = 52 Total spade cards = 13 Total…

Q: There are 6 people from West Virginia, 5 people from Maryland and 4 people from Pennsylvania in a…

A: Given data, No of people from West Virginia=6 No of people from Maryland=5 No of people from…

Q: A bag contains 9 metal balls, 10 hollow balls, 4 glass balls and 18 plastic balls. What is the…

A:

Q: If the probability of choosing a red chip from a bucket is 0.4, What is the probability of not…

A: We have the probability of choosing a red chip from a bucket is 0.4

Q: 4632673 flights arrived in Dubai’s airport last year. 43135 from them arrived from Europe. Estimate…

A: Given, 4632673 flights arrived in Dubai’s airport last year. 43135 from them arrived from Europe.…

Q: What is the probability that the teacher selects four females

A:

Q: The Philippines Institute of Volcanology and Seismology (PHIVOLCS) records an average of 20…

A: Given,The average no.of Earthquake a day(λ)=20Let X=no.of Earthquake a…

Q: In 2017, 39.2% of the total email messages is spam. If 59 email messages from 2017 are randomly…

A: From the given information ,39.2% of the total email messages is spam .ie, P(success) = p = 39.2% =…

Q: A city council consists of 4 democrats and 6 republicans. A committee of 3 to study transportation…

A: We have given that Number of democrats = 4 Number of republicans = 6 Total number= 4+6 = 10

Q: box containing AT MOST 2 defective components?

A:

Q: A university is putting together a hiring committee of 6 members for the next university provost.…

A: Answer The total pool member = 12+5+10                                        = 27We need to select…

Q: alculate the probability of the desired event, rounded to 3 significant digits as needed. Calculate…

A: Given: Randomly selecting one of the 360 out of 864 patients on a waitlist to be assigned to a new…

Q: A bag contains 44 U.S quarters and six Canadian quarters. If seven quarters are randomly picked from…

A: Given that. Total quarters=44+6=50 U.S quarters=44 Canadian quarters=6 Find P(at least 1 Canadian…

Q: In a group of 103 students, 34 are diploma level and 22 are bachelor level. Find the probability…

A: Given that Group of 103 students 34 are diploma level and 22 are bachelor level Now, the number of…

Q: When drawing a single card from the deck, what is the probability of getting a face card or a…

A: A deck contains 52 cards in total, and it contains following: 1.   Twelve Face cards (Jack, Queen,…

Q: f the probability of choosing a red chip from a bucket is 0.41, what is the probability of not…

A: The probability of choosing a red chip from a bucket is 0.41.

Q: H.W: If there were 3 female engineers and 2 female accountants. What is the probability of choosing…

A: Here, there are 3 female engineers and 2 female accountants.

Q: a small private school, 4 students are selected from 16 available students. What is the probability…

A: Given data, Total Number of students n=16 Number of students selected is r=4 What is the probability…

Q: A bag contains 7 red marbles, 6 blue marbles and 4 green marbles. If three marbles are drawn out of…

A:

Q: There are 10 000 laptops in a warehouse, out of which 10 are defective. Two laptops are selected at…

A: We have given that  Total number of laptops 10000 , out of which 10 defective. Two laptops are…

Q: A university is putting together a hiring committee of 9 members for the next university provost.…

A: From the provided information,Total members = 4 + 9 + 11 = 24A committee of 9 members is hired.

Q: The cashier line of a canteen can facilitate up to 60 customers an hour. Frequenters of the canteen…

A: Given: The frequenters of the canteen arrive at an average of λ=50 per hour. The cashier line of a…

Q: In Spain, 50% of children started primary school, 70% of the children who have completed primary…

A: Given, 50% children started primary school. Out of them 70% admit in college .And then out of these…

Q: Determine the probability of selecting all faculty and no administrators

A: Total=18 Faculty=10 Administration=8 Committee of 8 members P=? (All from faculty and no from…

Q: In a study done in my chicken coop, 82% of my birds enjoy eating earwigs. Choose 7 birds at…

A: Let X denote the number birds enjoy eating earwigs. Then X follows a Binomial distribution with n=7…

Q: Among teenagers old enough to drive, 35% have their own cars. If a marketing research team randomly…

A: We want to find the probability

Q: large metropolitan area, the past records revealed that 30% of all high school graduates go to…

A: Given that  n = 10 , p = 30% = 0.30 , q = 1 - p = 1 - 0.30 = 0.70 X ~ Binomial ( n = 10 , p = 0.30)…

Q: The probability that a house in an urban area will develop a leak is 6​%. If 13 houses are…

A: Given : The probability that a house in an urban area will develop a leak is 6​%. 13 houses are…

Q: According to data on the sale of Vehicles in Barbados, it was calculated that men purchase 75% of…

A: From the provided information, Men purchase 75% of vehicles in Babados (p) = 0.75 Sample size (n) =…

Q: Gotham government officials have a 50.8% chance of being corrupt. Determine the probability that a…

A: Given Gotham government officials have a 50.8% chance of being corrupt. let the probability that a…

Q: Jacobs & Johnson, an accounting firm, employs 19 accountants, of whom 8 are CPAs. If a delegation of…

A: GivenTotal no.of accountants=19No.of CPAs=8No.of non CPAs=11