( 1 )
Column 1 | Column 2 | Total | |
Row 1 | 20 | 40 | 60 |
Row 2 | 50 | 70 | 120 |
Row 3 | 60 | 90 | 150 |
Row 4 | 130 | 120 | 250 |
Row 5 | 30 | 60 | 90 |
Total | 290 | 380 | 670 |
1. Nordstrom stores conducted a study to examine the preferences of the color for women's shirts...
Nordstrom stores conducted a study to examine the preferences of the color for women’s shirts with the following results: (a) What is the probability that a randomly selected woman like a black case the best. (b) What is the probability that brown or black case is the favorite color. (c) Assuming a woman is less than 50 years old, what is the probability that a black case is her favorite color? (d) Assuming a woman is older than 50 years...
Nordstrom stores conducted a study to examine the preferences of the color for women’s shirts with the following results: Age 50 or older Age less than 50 White 20 40 Black 50 70 Brown 60 90 Yellow 130 120 Blue 30 60 (a) What is the probability that a randomly selected woman like a black case the best. (b) What is the probability that brown or black case is the favorite color. (c) Assuming a woman is less than 50...
A study by Professor Smith of University of South Carolina showed that students taking Business Statistics I spent an average of 5 hours studying for the midterm exam, with a standard deviation of 2 hours and it follows the normal probability distribution. (a) Find the portion of the students who spent between 5 and 6.5 hours studying for the midterm. (b) Find the portion of the students who spent more than 6.5 hours studying for the midterm. (c) Find the...
A study by Professor Smith of University of South Carolina showed that students taking Business Statistics I spent an average of 5 hours studying for the midterm exam, with a standard deviation of 2 hours and it follows the normal probability distribution. (a) Find the portion of the students who spent between 5 and 6.5 hours studying for the midterm. (b) Find the portion of the students who spent more than 6.5 hours studying for the midterm. (c) Find the...
4. A study by Professor Smith of University of South Carolina showed that students taking Business Statistics I spent an average of 5 hours studying for the midterm exam, with a standard deviation of 2 hours and it follows the normal probability distribution (a) Find the portion of the students who spent between 5 and 6.5 hours studying for the midterm (b) Find the portion of the students who spent more than 6.5 hours studying for the midterm. (c) Find...
2. A recent study by the University of Pittsburg showed that the average number of airplanes flying over downtown Pittsburg is four per hour. Assume the passing of these airplanes is approximated by the Poisson distribution. (a) Find the probability that no airplanes flew over Pittsburg between 8am and 9am on Sunday. (b) Find the probability that exactly three airplanes flew during that time. (c) Find the probability that exactly four airplanes flew during that time (d) Find the probability...
i need help on question 3 to 22 please. Midterm ex review. MATH 101 Use the following information to answer the next four exercises. The midterm grades on a chemistry exam, graded on a scale of 0 to 100, were: 62, 64, 65, 65, 68, 70, 72, 72, 74, 75, 75, 75, 76,78, 78, 81, 82, 83, 84, 85, 87, 88, 92, 95, 98, 98, 100, 100,740 1. Do you see any outliers in this data? If so, how would...
Rita is head cocktail server at a high-volume singles bar that serves both food and drinks. She has CASE STUDY: "They Like It the Way It Is" responsibility for a large staff of part-timers, most of whom she worked with as a server before she was promoted. They are a lively bunch who regard themselves more as independent entrepreneurs doing business at this particular place than as loyal employees. Most of them pay little attention to rules, but they are...
Hi there! I need to compare two essay into 1 essay, and make it interesting and choose couple topics which im going to talk about in my essay FIRST ESSAY “Teaching New Worlds/New Words” bell hooks Like desire, language disrupts, refuses to be contained within boundaries. It speaks itself against our will, in words and thoughts that intrude, even violate the most private spaces of mind and body. It was in my first year of college that I read Adrienne...
1-Summarize the article briefly in your own words. 2-Explain the main theme of this case and its implications for the future of forensic science. 3-Several genealogy sites (including ancestry.com, 23andme.com, familytreedna.com, findmypast.com) were used in this case -- do you believe that law enforcement should have access to these databases as a standard practice? Why or why n Article How a Jane Doe child case uncovered a serial killer, identified victims and changed the use of DNA forensics Investigators and...