A student in this class is writing two midterms in math this week. The probability that she will pass MAT 2371 is 0.7, and the probability that she will pass MAT 2125 is 0.7. If the result on the two exams are independent, what is the probability that she will fail at least one the two exams?

Q: A restaurant owner speculates from his past experience that 20% of the customers cancel their…

A: We have to find probability case by case and the  add.

Q: The probability that a customer will buy a car and an extended warranty is 0.16.  If the probability…

A: GivenThe probability that the customer will buy a car and extended warrenty is 0.16i.e.,P( purchase…

Q: The probability of failure of a computer`s hard drive is independent of the failure of its sound…

A: Let A be the event hard drive failure. B be the event that sound card failure. Result: A and B be…

Q: Heidi takes a true/false quiz with 6 questions, all equally likely to be either true or false. What…

A: Given The total number of questions are 6. (a) exactly one question wrong. (b) answered first three…

Q: An expert has determined that the probability of each egg put in an incubator being successfully…

A: Let p be the probability that an egg hatched to a baby chick a month later. Given that p = 0.95 Let…

Q: Suppose that the probability that Bob will go downtown is  14%.  Now, also suppose that if Bob goes…

A:

Q: From past experience, the probability that a new worker in a company can complete his daily tasks…

A: Let us define some events A : the new worker undergoes the training. B : the new worker does not…

Q: An employee has just gotten his first paycheck and is planning to buy a new shirt and a new pair of…

A:

Q: The probability that a contractor gets an electric contract is 2/7 and that of his getting a…

A:

Q: If a parachutist lands at random point on a line between markers A and B, find the probability that…

A: Assume that y is the point between A and B where the parachutist lands.Suppose Ay is the distance…

Q: A local jam production company is confident that 60% of the population will like it's new grapefruit…

A: It is given that p =0.60.

Q: The probability that a contractor gets an electric contract is 3/7 and that of his getting a…

A: The probability that a contractor gets an electric contract is 3/7.

Q: On any weekday during the semester, the probability that Beth does yoga is 0.75, the probability…

A: Two events A and B are said to be independent, if P(A and B) = P(A)P(B).

Q: The probability that Mr. Raul has to work overtime and it rains is 0.028. Raul hears the forecast,…

A: Given: P( works overtime and it rains) = 0.028 P( it rains) = 0.50

Q: A recent survey found that the probability that a student is doing a BCom degree is 0.85. The same…

A: Concept of conditional probability: For any two events A and B with P(A) >0, the formula for…

Q: The probability that a boy will get a scholarship is 0.9 and that a girl will get is 0.8. What is…

A:

Q: The probability that a provincial bus departs on time is 0.4; the probability that it arrives on…

A: Solution

Q: A woman makes  a successful first serve 57%  of the time. If she serves 16 times, what is  the…

A:

Q: On a weekend morning, the probability that a child watches television is 0.68. On a weekend morning,…

A: Given problem Given that   On a weekend morning, the probability that a child watches television…

Q: Suppose in 3 consecutive days an instant winner lottery tickets is purchased and the probability of…

A:

Q: A test for a disease gives a correct positive result with a probability of 0.95 when the disease is…

A: Suppose that P (S) and P (NS) are probabilities that a randomly selected person is sufferer and non…

Q: On a typical January day in Manhattan the probability of snow is 0.10, the probability ofa traffic…

A: Given that: The probability of snow is: P(S)=0.10 The probability of a traffic jam is: P(T)=0.80 The…

Q: Suppose that the probability that Bob eats a banana at lunch is  14%.  Also, suppose that the…

A: Given that, The probability that Bob eats a banana at lunch is,  0.14 The probability that Bob eats…

Q: Xavier checked the statistics on his favorite basketball team and found that their probability of…

A:

Q: The probability that Isganan will prepare for the race is 0.4, the probability he will win the race…

A: Let the event that he will prepare for the race be denoted by A and event that he will win the race…

Q: The probability that a corporation made profits in 2019 is 0.65 and the probability that a…

A: given data  event A : corporation made profits in 2019 event B: corporation made charitable…

Q: A place kicker in pro football has a 77%  probability of making a field goal over 40 yd and each of…

A: Probability is the chance of occurence of particular event will happen. Probability always lies…

Q: An archer is able to hit the​ bull's-eye 59​% of the time. If she shoots 7 ​arrows, what is the…

A: Let the random variable X denote the no. of arrows hit the​bull’s-eye and it follows binomial…

Q: The CDC estimates that a non-infected person has a 10% chance of contracting mumps from an infected…

A: Given that 10% chance of contracting mumps from an infected person.  So a person may get mumps after…

Q: At the beginning of the week a forecaster estimated the probability of having rain on Tuesday as 0.5…

A:

Q: It is known that the probability of 1 person suffering side effects from a certain drug is 0.005. If…

A: We can solve this problem using poisson distribution.

Q: A recent study shows that over 1 year, the average number of major fires in a small Oregon city is…

A: Given,the average no.of fires oregon city is(λ)=6so , average no.of fires per 2 months isλ=212×6λ=1…

Q: A restaurant owner speculates from his past experience that 20% of the customers cancel their…

A:

Q: A recent survey found that the probability that a student at a particular educational institution is…

A: Given, P (Bcom) = 0.80 P (Female and Bcom) = 0.20       To find, P (Female | Bcom) = ?

Q: A local jam production company is confident that 60% of the population will like its new grapefruit…

A:

Q: A local jam production company is confident that  60% of the population will like its new grapefruit…

A: A local jam production company is confident that 60% of the population will like its new grapefruit…

Q: Suppose that the probability of a convicted shoplifter repeating the crime within 5 years is .30. Of…

A: Given n=200 P=0.3 X>=68=?

Q: The Agency for Healthcare Research and Quality reported that 53% of people who had coronary bypass…

A:

Q: The probability of a person selling by phone to sell for each call is independent and 0.2. So, what…

A: The given  problem follows negative binomial distribution  Because there are  no. of failures…

Q: DETERMINE THE PROBABILITY THAT HE WOULD HAVE TO WAIT FOR APPROXIMATELY LESS THAN 8 MINUTES.

A:

Q: One marksman has an 75% probability of hitting a target, while another has a 54% probability of…

A: Let us denote A=The event of hitting the target by the first marksman  B=the event of hitting the…

Q: The probability that both stages of a two stage missile will unction correctly is 0.95. The…

A:

Q: In the class of Mr. Matic, the probability that a student likes both mathematics and science is…

A: Probability is the likelihood of all the observation occurred in the sample. Conditional event…

Q: A place kicker in pro foot ball has a 77% probability of making a field goal  over 40 yd and each…

A: Given :  P = 77% = 0.77 Each field goal is independent His team will win if he attempt the goal…

Q: Suppose that on five consecutive days an "instant winner" lottery ticket is purchased and the…

A: Define the Random Variable, X : Number of days purchased a winning ticket in 5 days X ~…

Q: The probability of a person selling by phone to sell for each call is independent of each other and…

A:

Q: An archer is able to hit the bull's-eye 57% of the time. If she shoots 6 arrows, what is the…

A: Given that ,                  n=6                  p=0.57                  q=1-0.57=0.43Let X be…

Q: When Alexa takes her 1st free throw in a game, she has a 40 percent chance to score. She has a 70…

A: Probability : The term "probability" merely refers to the probability of one thing occurring. we are…

Q: The probability that a regularly scheduled flight departs in time is 0.83, the probability that it…

A: Given: The probability that a regularly scheduled flight departs in time is 0.83 The probability…