The probability that an employee is late for work on any given day is 0.25. What is the probability out of 15 days, that the employee will be late: a. on exactly 4 days? b. at most 5 days Show your work and use the table.

Q: If 64% of the people at a certain conference are doctors, 31% are women, and 29% are female doctors,…

A: Solution

Q: What is the probability that a car can be assembled at this plant in less than 19.5 hours? O A.…

A:

Q: L As only 3 students came to attend the class today, find the probability for exactly 4 students to…

A:

Q: The Wilson family had 6 children. Assuming that the probability of a child being a girl is 0.5, find…

A: Solution: Let X be the number of children are girls and n be the sample number of children. From the…

Q: In any given year, a factory has a 20% probability of having a accident. About every how many hours…

A: The probability of having an accident is 20% for a given year.

Q: The z value, such that the probability of obtaining a lower z value is 0.025, is ?. The z value,…

A: Let X be the required value a) To find: X Probability of obtaining a lower z…

Q: Suppose that the probability that a child living in an urban area in the US is obese is 20%. A…

A: The pmf of the binomial random variable with parameters n = 10 and p = 0.20 is given as follows:

Q: If 52% of the people at a certain conference are doctors, 44% are women, and 67% are doctors or…

A: The union probability for any two events A and B is defined as P(A or B) = P(A)  + P(B) – P(A and…

Q: Suppose you were asked to calculate the probability that the price is greater than or equal to…

A: Given: Suppose you were asked to calculate the probability that the price is greater than or equal…

Q: :The probability of an event E is defined as

A: Answer: Probability is a measure of how likely it is for an event to happen. Let E is the event that…

Q: probability that the next customer will pay with a credit card as a decimal to the nearest…

A: Here Given Last week 102 customers paid cash, 3 customers used a debit card,  8 customers used a…

Q: if the odds against an event occuring are 4 to 5, compute the probability of the event occurring

A: Probability= wanted outcomes/ Total outcomes   odds= wanted outcomes/unwanted outcomes

Q: For this problem, assume the balls in the box are numbered 1 through 9, and that an experiment…

A:

Q: The Probability of an event E is defined as

A: We know that the probability of an event is defined as the ratio of the number of times that events…

Q: The weekly average number of airplane crashes is 2. Whatis the probability that there will be (a) at…

A:

Q: The Clippers basketball team are predicted to win 90% of their games during the playoffs.  If this…

A: From the given information, n=3 p=0.90 Using binomial distribution, the required probabilities will…

Q: from which, if successful, he can make $1500. What is his expected commission based on his own…

A:

Q: Of 3000 college women enrolled, the personal records indicates that 250 are of height exceeding 5ft…

A:

Q: A softball pitcher has a 0.431 probability of throwing a strike for each pitch. If the softball…

A: Let the R.V X denotes the number of throws and it follows the binomial distribution with parameters…

Q: What is the probability that none is 1.

A: Answer: n = 9 cards

Q: The probability of component A in a computer assembly being faulty is 3%. The similar probability…

A:

Q: The probability of an 60 year-old male living to 70 years old is equal to in 2019. (Art_13_07_B)

A:

Q: this factory, the probability of obtaining at most one damaged lamp is: 0.

A:

Q: What is the probability that Z is greater than −0.28​?

A: Given data: What is the probability that Z is greater than −0.28​?

Q: What is the probability that a employee: a) Works at iver ? Works at Swindon or is

A: Probability is the ratio of the occurrence of any event.

Q: e. What is the probability that an account is less than 2 years old and has a balance of $1000 or…

A: e. The row totals and column totals are,   0-$499 $500-$999 $1000 or More Total Less than 2…

Q: What is the probability that Z is between 1.53 and 1.84​?

A:

Q: If you buy a lottery ticket in 50 lotteries, in each of which your chance of winning a prize is…

A:

Q: A manufacturer claims that a new drug is 85% effective. If the drug is given to 10 patients, find…

A: The binomial probability distribution is, PX=x=nxpx1-pn-x In the formula, n denotes the number of…

Q: The first 20 people to arrive at the cafeteria are independent. Each has a 3% chance to request…

A: Given: Let Xi= people who arrive at the cafeteria  Xi ( i = 1 to 20) are independent. p = 0.03

Q: Assuming that P(green) = 0.75, what is the probability that among his 580 plants that the number of…

A: Given that , P(green) = 0.75  Total number of plants = 580  Let, X be the number of pees with green…

Q: d. What is the probability that her trip will take exactly 50 minutes?

A: here given ,  The time it takes for Anna to travel between her home and her job is uniformly…

Q: Let A be the event of rolling a die and getting 6, and let B be the event of tossing a coin and…

A: The events are given by A : getting a 6 on rolling a die. B : getting a head on tossing a coin.

Q: This table shows the attitudes of a group of students towards your favourite subject. What is the…

A: From the given table, The number of female and yes is 80. Total number of students is…

Q: A true-false test has 40 questions.  If a score of 36 (or more) correct is needed for an “A”, what…

A: Given that A true-false test has 40 questions = n = 40 There are equal (50-50) chance of getting…

Q: The Wilson family had 6 children. Assuming that the probability of a child being a girl is 0.5, find…

A: Let n be the number of children's in a family = 6 Let p be the probability of a child being a girl =…

Q: What is the probability that Z is less than 1.53 or greater than 1.84​?

A: Required probability is P(Z<1.53 or Z>1.84)

Q: A recent survey found that 65% of all adults over 50 wear glasses for driving. In a random sample of…

A:

Q: Find the probability of the following events. a. Getting an odd number in a single roll of a die…

A: a) Sample space={1,2,3,4,5,6} Let A denotes the event of getting Odd number. A={1,3,5}. The…

Q: What is the probability that the first die is a 3 given that the sum is 6?

A: The required probability is given by: There is one possible outcome for the first die is 3 and the…

Q: Given that every ninth person in line will get a coupon for a free box of popcorn at the movies,…

A: Given that every ninth person in line will get a coupon for a free box of popcorn at the movies.…

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: 1. Find the probability that a damaged bag is from supplier A.

A: here define events  cement from supplier A  = A cement from supplier B  = B damage bag arrived  = D…

Q: Suppose that of the 300 seniors who graduated from Schwarzchild High School last spring, some have…

A: Given: 300 seniors who graduated from Schwarzchild High School. C and nor J = 30 C and J = 45 J and…

Q: If 1 day of the week is chosen at random to be Mary's day to mow the lawn, what is the probability…

A:

Q: The Wilson family had 9 children. Assuming that the probability of a child being a girl is 0.5, find…

A: The provided information are: Number of children = 9 Probability of a child being girl (p) = 0.5…

Q: is the probability that customers B and E arrive before other customers?

A: Here 7 different customers A,B,C,D,E,F and G Here use total arrangement concept

Q: Suppose that about 55% of the people who are murdered actually knew the murderer. Suppose that a…

A: It is given that, the proportion of people who are murdered actually knew the murdered (p) is 0.55…

Q: The Wilson family had 8 children. Assuming that the probability of a child being a girl is 0.5, find…

A: Given, A family had 8 children and probability of child being a girl is 0.5.

Q: Given that a 7-digit phone number cannot start with 0 or 1, find the following: The probability of…

A: The number of digits in phone number are 7. The phone number cannot be start with 0 and 1.