Suppose it has been observed that an average of six vehicles passes by their house per minute on Wednesday mornings. Zia counted the number of passing vehicles on a Wednesday morning. If no less than three vehicles pass by their house in a minute, she will give her mother a new fashion watch. Otherwise, she will give her a pearl necklace. What is the probability that Zia will choose the pearl necklace

Q: If a student is picked at random, what is the probability that a) he or she is a full-time student…

A: The data is given by   No work part time work full time work Total Full time student 0.15 0.22…

Q: Suppose a newly opened fast food restaurant invested a lot in marketing and have finally…

A: Given : Average of 4 customer in every 5 minutes.

Q: A drag racer has two parachutes, a main and a backup, that are designed to bring the vehicle to a…

A:

Q: Of all college freshman who try out for the track team, the coach Will only accept 30%. If 15…

A: Let X denote the number of freshman try out for the track team and it follows binomial distribution…

Q: In a village, the probability that a randomly selected subject is allergic to sulphur is 0.20,…

A: Let A denote the event that allergic to sulphur Let B denote the event that allergic to penicillin…

Q: a) If you are calling this office, what is the probability that you will complete your call on the…

A:

Q: Suppose that two friends are independently attempting to ride their bikes all the way from Normal to…

A: Suppose, A and B are friends. Their individual chances of success are 30% and 35%. Hence,…

Q: If the Captain and the pirate each shoot once, and the Captain shoots first, what is the probability…

A: Given that Captain shoots first  which means , Probability that Captain hits the pirate ship = 1/2…

Q: If a hockey team loses 33% of the games they play, what is the probability that this team will win…

A: In an experiment, the probability of an event is the likelihood of that event occurring. Probability…

Q: The local nursery is waiting for its spring annuals to be delivered, and 20% of the plants ordered…

A: Here, p is 20% and n is 120.

Q: A poll finds that 72% of Jacksonville consider themselves football fans. If you randomly pick two…

A: According to the provided information, 72% Jacksonville consider themselves football fans. So, the…

Q: If a person randomly picks 4 of the 15 gold coins adealer has in stock, and 6 of the coins are…

A: Given , No of gold coins n=15No of random picks r=4P6 coins are counter feits=?

Q: A sign on the pumps at a gas station encourages customers to have their oil checked, and claims that…

A: Let X be the number of cars needs to have oil added. Given: n=84 and p=1/5=0.2 Hence, X ~ B (n=84,…

Q: (d) Suppose the left-turn lane is to have a capacity of five cars and one bus is equivalent to three…

A: Here given joint distribution table for x and y X = no of cars Y = no. Of buses

Q: (a) What is the probability that their date has been interrupted by 8:00pm? (b) If the number of…

A: (As per bartleby guidelines, for questions containing multiple subparts, only first three subparts…

Q: To make a 750 piece jigsaw puzzle more challenging, a puzzle company includes 5 extra pieces in the…

A: Probability of an event is defined as total favorable outcome divided by total possible outcome.…

Q: What is the probability that the first time Alex gets a job interview will not be the sixth…

A: here  p = probability of getting a chance of job interview = 0.19

Q: If you pick one card at random from a standard deck of 52 cards, what is the probability it will be…

A:

Q: an architectural firm is putting out birds to design two large government buildings. suppose they…

A: The probability of getting the contract for the first building is 0.35.

Q: Suppose I toss a fair coin, and the first toss comes up heads. If I keep tossing the coin until I…

A:

Q: If the probability that an individual with a Bachelor Degree in Underwater Basket-weaving will be…

A: The probability that an individual with a bachelor degree in underwater basket-weaving will not get…

Q: A salesperson knows that over the course of her career she has a 20 per cent chance of making a sale…

A: We have to find probability..

Q: If the chance of rain on Sunday increases to 50% if it rains on Saturd. suppose you were away on…

A: *Answer: Solution: P(Sunday)=P(Saturday)+50%---------------------------1 Let Probability that it…

Q: In a certain high school, 20% of the students belongs to the math club, 10% belongs to the student…

A: here define events student belongs to math club = M student belongs to council = C p(M) = 0.20  p(C)…

Q: Suppose it has been observed that an average of six vehicles passes by their house per minute on…

A: Random variables are of 2 types, discrete and continuous. A discrete random variable can only take…

Q: If the chance of rain on Sunday increases to 50% if it rains on Saturday, suppose you were away on…

A: e. P(rain on Saturday) = 0.60 P(no rain on Saturday) = 1 - 0.60 = 0.40 P(rain on Sunday | rain on…

Q: In a family of 3 children, what is the probability that the middle child is a girl?

A: If a family have 3 children, then the possible outcomes…

Q: If they have one child, what is the probability that it is a boy?

A: If they have one child, then there will be two outcomes Girl, Boy Number of elements in sample space…

Q: If you have a drawer that holds 5 black t-shirts, 10 blue t-shirts, and 7 white t-shirts, what is…

A: Solution: It is given that a drawer holds: 5 black t-shirts 10 blue t-shirts 7 white t-shirts…

Q: In a group of 10 people chosen randomly, what is the probability that three of the ten people have a…

A: Given: Number of trials (n) = 10 Probability of success (p) = 11000000=0.000001 Let X be the number…

Q: In a football match, suppose that the probability of Team A winning is 0.3, Team B winning is 0.5…

A: 3. The probability of Team A winning is 0.3, probability of Team B winning is 0.5, and the rest is…

Q: Suppose in the video game Harry Potter Returns, each time you kill a dragon there is a 10% chance…

A: Introduction: For a person who has played the game and killed 100 dragons, denote X as the number of…

Q: A sign on the pumps at a gas station encourages customers to have their oil checked, and claims that…

A: x: Car needs oil. X ~ Bin(n,p) Where p = 1/5 = 0.20 P(X) = nCx * px * ( 1 - p)n-x

Q: If a family has four children, is it more likely ... they will have two boys and two girls or three…

A: Let us denote X=the number of boys   n=number of trials=4 p=probability of success=1/2 =0.5   X…

Q: Suppose on a given day, there is a 23% chance Emily will forget her wallet when going to work. What…

A: Introduction: Denote X as the random variable of interest here, which is the number of days that the…

Q: At a particular high school, 18% of the students participate in student council and 47% of the…

A: At a particular high school, 18% of the students participate in student council 47% of the students…

Q: If you flip three fair coins, what is the probability that you'll get all three heads?

A: Given that,Three fair coins are tossed.

Q: If a family decided to continue having children until they have a boy, what is the probability that…

A: Given information: PBoy=0.50PGirl=0.50

Q: A student is flipping a quarter and the student noticed that three times in a row, the quarter came…

A: The next flip will not depend on the previous results. When we flip a con there are 2 outcomes {H,T}…

Q: Suppose a free throw shooter makes 67 percent of their first attempts.  On the second attempt they…

A:

Q: Andrea did a survey in her statistics class and found that 18 students out of 25 use the library at…

A: Total number of students = 25Number of students uses library atleast twice aweek =18

Q: A family has 2 children. Given that one of the children is a boy, what is the probability that the…

A: The probability is a branch of mathematics or statistics which basically deals with the chances of…

Q: If two people are chosen with replacement from the data, what is the probability that both are…

A: Given contingency table is :   Athletic Shoes Sandals Dress Shoes Other Total Men…

Q: Kareem Abdul Jabbar and Larry Bird are very different when it comes to making free throws.  A sports…

A:

Q: Suppose Julia owns a pen manufacturing company and determines that 3 out of every 75 pens are…

A: Note: Hey, since there are multiple questions posted, we will answer first question. If you want any…

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: A certain airline books 250 passengers for a certain flight that can seat only 212. If past studies…

A:

Q: If Johnny plays Russian Roulette twice, by spinning a revolver containing one bullet in one of the…

A: Probability of an event is computed by taking the ratio of number of favourable outcomes to total…

Q: Suppose you roll the dice repeatedly, and you will keep flipping it until you observe two total…

A: According to the provided information, roll the dice repeatedly, and keep flipping it until observe…

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.