One hundred draws will be made at random with replacement from a box with four tickets: 1, 3, 5, 7. What is the probability that there will be fewer than 31 tickets with value 7. Enter a value between 0 and 100 with one decimal point representing the percent chance that this occurs.

Q: If the mean number of serious accidents per year in a large factory is 4, find the probability that…

A: Obtain the probability that in the current year there will exactly 4 accidents. The probability that…

Q: A four-person is selected at random from a population of 14 men and 16 women. What is the…

A:

Q: Suppose that four people are to be randomly selected from a group of 8 women and 5 men. What is the…

A: Given,Four people are to be randomly selected from a group of 8 women and 5 men.

Q: If 14% of active duty soldiers in the U.S. Army are women, find the probability that if four…

A: Let X represent the random variable   n=4 p=0.14   X~ Binomial (4, 0.14)

Q: A couple has 4 children. Write out the sample space of genders fort heir children, inorder of birth.…

A: It was stated that a couple has 4 children. The possible gender for each child is either male or…

Q: A box contains 23 good parts and 8 bad parts. If two parts are drawn at random from the box with…

A: 23 good 8 bad __________ 31 total   Select two at random without replacement.

Q: A company that advertises on the radio in a certain area receives on average 11 calls everytime it…

A: Formula : poisson distribution is given by

Q: A history class is comprised of 9 female and 4 male students. If the instructor of the class…

A:

Q: A warehouse employs 22 workers on first shift, 17 workers on second shift, and 10 workers on third…

A: Given,no.of first shift workers=22no.of second shift workers=17no.of third shift workers=10no.of 2nd…

Q: An urn has 5 red balls, 5 blue balls, 4 green balls, and 3 yellow balls. What is probability of…

A: It is given that Number of red balls = 5 Number of blue balls = 5 Number of green balls = 4 Number…

Q: Jason, Lewis, and Nora will be placed in a line along with 7 other people. What is the probability…

A: Total number of persons = 10 First we have to determine the total number of ways in which 10 persons…

Q: Suppose a jar contains 13 red marbles and 35 blue marbles. If you reach in the jar and pull out 2…

A: Given problem Given that   Suppose a jar contains 13 red marbles and 35 blue marbles. If you reach…

Q: A box contains 20 white balls and 10 black balls. 8 balls are drawn at random one after another…

A: Given;a box contains 20 white balls and 10 black balls. and 8 balls are drawn at randomone after…

Q: 3 An animal shelter has a 61% adoption rate for puppies. Of all puppies in the shelter, 77% live to…

A: The probability of selecting two items whos individual probability are p and q is given by; P(x)=p·q

Q: A history class is comprised of 5 female and 10 male students . If the instructor of the class…

A: Given: Number of females = 5 Number of males = 10 Total number of students = 5+10…

Q: Assume that when adults with smartphones are randomly​ selected, 42​% use them in meetings or…

A: Here, theoretically, if we consider using of smartphones during meetings or classes, when selected…

Q: Jack is going to guess at ten multiple-choice questions.  Assume that he has a 20% chance of…

A: Correctly guessing the question have probability equal to 0.2  Total number of questions 10 Let X is…

Q: It is expected that during cricket world cup the probability that as serious trouble maker will try…

A: probability that as serious trouble maker will try to disrupt a cricket match is 6 % probability…

Q: A card is randomly drawn from a deck of 52 card with replacement 456 times. Find the mean of the…

A: Total number of cards = 52 Number of hearts = 13 Let p = P(heart)= 13/52 = 1/4 = 0.25

Q: Suppose a quiz consists of 13 multiple choice questions, each question has four possible answers and…

A: Given : No. of multiple choice questions (n) = 13 Each question has 4 possible answers and 1 of them…

Q: If you roll a 64 sided die 100 times; what is the percentage of chance that you will see all the…

A: Given: Number of trials = n = 100 Possible values when a die is rolled: 1 to 64

Q: According to the National Center for Health Statistics in Vital Statistics of the US, there is…

A: In this case, each of the individuals of aged 20 has the only option of "being alive at the age of…

Q: In a class of 27 students, 7 wear glasses. 3 students are picked at random. Find the probability…

A: 7 wear glasses20 not wear glasses______________________27 total students in class select 3 students…

Q: Find the probability that when a couple has 3 children, they will have exactly 2 boys. Assume that…

A: If the probability of getting selected for each outcome is equal then such outcomes can be termed as…

Q: Time magazine reported that when 19,218 gas masks from branches of the military were tested, it was…

A: The number of masks are tested is 19,218.

Q: Find the probability of getting three or more cars that fail among six cars tested

A: Solution: To find: The probability of getting three or more cars that fail among six cars tested.?

Q: Suppose you are going to form a committee of students and faculty. You have 6 total students and 16…

A:

Q: A committee of 7 is to be selected from 8 Chemists and 9 Biologists. What is the probability of…

A: For the given data Find the probabilty

Q: ut of the 315 homes that habitat for humanity built after a hurricane, 70 have tested positive for…

A: Given: n(total homes) = 315 n (positive for corrosion) = 70 n(not positive for corrosion) = 315 - 70…

Q: Suppose you are going to form a committee of students and faculty. You have 9 total students and 18…

A: Answer - Given, You have 9 student and 18 faculty                  You are going to form a committee…

Q: A class consisting of 4 graduate students and 12 undergraduate students is randomly divided into…

A: 4 graduate student I. e. A, B, C, D12 undergraduate