We need to find the probability that one of the dancers selected will be wearing black costume if one is already wearing white.
There are 3 black costumes and 5 white costumes (one costume is already white)
So probability that one black will be selected = 3/(3+5) = 3/8
2 points Beyoncáo has nine background dancers for her performance at the Grammys, three of them...
pls help 11. (3 points) Leslie has four identical black socks and six identical white socks loose in her drawer. She pulls out one sock at random and then another sock, without replacing the first sock. Determine the probability that she pulls out a pair of black socks. 11. (3 points) Leslie has four identical black socks and six identical white socks loose in her drawer. She pulls out one sock at random and then another sock, without replacing the...
A law firm has nine senior and five junior partners. A committee of three partners is selected at random to represent the firm at a conference. What is the probability that at least one of the junior partners is on the committee? (round to three decimal places)
xl In a drawer, there are 33 socks. 21 of them are crew socks, and the rest are low-cut ones. Of the crew socks, 12 are black, 7 are white and 2 are gray. Of the low-cut socks, 5 are black, 4 are white, and 3 are gray. a) If two socks are randomly selected without replacement, what is the probability that the 1st is a low-cut sock and the 2nd is either a white or a gray sock? A...
2/3 Points] DETAILS PREVIOUS ANSWERS WANEFMAC7 8.4.004.NVA MY NOTES PRACTICE ANOTHER Recall from Example 1 that whenever Suzan sees a bag of marbles, she grabs a handful at random. She has seen a bag containing four red marbles, three green ones, four white ones, and one purple one. She grabs eight of them. Find the probability of the following event, expressing it as a fraction in lowest terms. HINT (See Example 1.] She has at least one green one. 114...
Suzan sees a bag of marbles, she grabs a handful at random. She has seen a bag containing three red marbles, three green ones, four white ones, and one purple one. She grabs seven of them. Find the probability of the following event, expressing it as a fraction in lowest terms. She has at least one green one. Suzan sees a bag of marbles, she grabs a handful at random. She has seen a bag containing three red marbles, two...
1. + -/1 points WaneFM7 7.4.001. My Notes Recall from Example 1 that whenever Suzan sees a bag of marbles, she grabs a handful at random. She has seen a bag containing three red marbles, four green ones, three white ones, and three purple ones. She grabs seven of them. Find the probability of the following event, expressing it as a fraction in lowest terms. HINT (See Example 1. She has all the red ones. Need Help? Read It Watch...
answer the most q's possible thank you so much 1. 0/1 points Previous Answers WaneFMAC78.4.001 My Notes Ask Your Teacher Recall from Example 1 that whenever Suran sees a bag of marbles, she grabs a handful at random. She has seen a bag containing the red marbles, five green ones, two white ones, and three purple ones. She grabs eight of them. Find the probability of the following event, expressing it as a fraction in lowest terms. HINT(See Example 1.)...
EXERCISE 7 Three little girls, Alice, Betsy, and Cindy were sitting in a classroom, each wearing a hat. Initially, no girl knew the color of her hat, but it was commonly known among them that each hat could be either white or red. Yet, in that particular instance, all their hats happened to be red. The teacher came into the room and asked if any giırl could identify the color of her hat. They all said "No"' as no one...
1. Nordstrom stores conducted a study to examine the preferences of the color for women's shirts with the following results ge 50 or older Age less than 5 White Black Brown Yellow Blue 20 50 60 130 30 40 70 90 120 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...
(6 points) Isabel Briggs Myers was a pioneer in the study of personality types. Her work has been used successfully in counseling, educational, and industrial settings. In the book A Guide to the Development and Use of the Myers-Briggs Type Indicators, by Myers and McCaully, it was reported that based on a very large sample (2282 professors), approximately 45% of all university professors are extroverted. Suppose a random sample of eight professors is selected from this survey. (1 pt) What...