the probability that the husband of an employed woman was also employed.

Q: Melanoma is the most serious form of skin cancer and is increasing at a rate higher than any other…

A:

Q: A medical test is given to 1000 people, 53% of whom have diabetes. The test has a false positive…

A: Given that , a medical test is given to 1000 people, 53% of whom have diabetes. It's mean 530 people…

Q: A certain drug was developed, tested, and found to be effective 90% of the time. Find the…

A: The binomial distribution is a discrete type distribution. It is considered as the finite case of…

Q: The probability that an iPOD’s battery will need replacing within two years is 21%. A store sold 15…

A:

Q: ass, 75% of students are taking an English class, and 57% of students are taking both. Find the…

A:

Q: Find the probability that more than  6.6%  of the individuals in the sample of  352  hold multiple…

A: Given p = 0.066 n = 352 X ~ B(n, p) P(X=x) =  Cxn px(1-p)n-x ; x=0,1,2...…

Q: One half of the people in the United States own individual stocks. In a random sample of 12 people,…

A: Given that  Number of trials n=5 Success of probability p=0.5 X~binomial (n,p)

Q: Suppose that John Q. Basketballplayer has made 8.9% of his previous free throw attempts.  What is…

A: Let X be the random variable from binomial distribution with probability (p) = 8.9% = 0.089 and…

Q: An opaque bag contains 18 yellow marbles and 23 teal marbles. If two marbles are randomly chosen…

A: Answer: From the given data, number of yellow marbles = 18 number of teal marbles = 23 Total marbles…

Q: An earth-conscious clothing store offers a 15% discount if you bring in a bag full of old clothing…

A: From the given information, n=20 and p=0.69.

Q: At a used-book sale, 106 books are adult books and 150 are children's books. Of the adult books, 72…

A: a. It is given that, there are 106 adult books and 150 children's books. Among the adult books, 72…

Q: In a large school, it was found that 79% of students are taking a math class, 70% of student are…

A: Given, 79% students taking math class, 70% students taking English class, 59% student taking both…

Q: A place kicker in the NFL makes 78% of his field goals. If the outcomes are independent, what is the…

A: Given: p=0.78n=8q=1-p=1-0.78=0.22 The probability that he makes exactly 6 of the next 8 field goals…

Q: Ashley’s Internet service is terribly unreliable. In fact, on any given day, there is a 75% chance…

A:

Q: A blood test for diabetes gives a positive result with a proportion of 0.22 when an individual has…

A: A blood test for diabetes gives a positive result with a proportion of  when an individual has…

Q: A trucking firm experiences breakdown for its trucks on the average of 4 per week. Find the…

A:

Q: Suppose a basketball player is an excellent free throw shooter and makes 88% of her free throws…

A: Given that the probability of making a free throw is= 88%= 0.88 Each free throw shots are…

Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.