brianna is taking part in a lottery for a room in one of the new dorms at her college. she is guaranteed a space, but se will have to draw a card randomly to determine exactly which room she will have. Each card has the name of one dorm ,x,y, OR Z AND ALSO HAS A TWO-PERSON ROOM NUMBER OR AN APARTMENT NUMBER.THIRTY PERCENT OF THE AVAILABILITY SPACES ARE IN X, 50% IN Y, AND 20% IN Z. HALF OF THE AVAILABLE SPACES ARE IN X ARE IN ROOM, 40% OF Y'S SPACES ARE IN ROOMS AND 30% OF THE SPACES IN Z ARE IN ROOMS. DRAW A PROBABILITY TREE DIAGRAM TO DESCRIBE THIS SITUATION

brianna is taking part in a lottery for a room in one of the new dorms at her college. she is guaranteed a space, but se will have to draw a card randomly to determine exactly which room she will have. Each card has the name of one dorm ,x,y, OR Z AND ALSO HAS A TWO-PERSON ROOM NUMBER OR AN APARTMENT NUMBER.THIRTY PERCENT OF THE AVAILABILITY SPACES ARE IN X, 50% IN Y, AND 20% IN Z. HALF OF THE AVAILABLE SPACES ARE IN X ARE IN ROOM, 40% OF Y'S SPACES ARE IN ROOMS AND 30% OF THE SPACES IN Z ARE IN ROOMS. DRAW A PROBABILITY TREE DIAGRAM TO DESCRIBE THIS SITUATION

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

See similar textbooks

Similar questions

The students at Sarah's school voted for a new school mascot. 20 students voted to be The Falcons. The other 180 students in Sarah's school voted to be The Eagles. What percentage of the students voted to be The Falcons?
Tamarr needs to buy shredded wood for his children's playground. The shredded wood costs $5 per ton, and there is a delivery cost of $16 with each order. *Make a table showing ordered pairs with at least three points.
Ted identified the top five receivers available in the game by the number of receiving yards. Player Yards Calvin Johnson 1964 Andre Johnson 1598 Brandon Marshall 1508 Demaryius Thomas 1434 Vincent Jackson 1384 Select the suspected outliers in receiving yards from the available receivers in the game.
jared is opening several ice cream stores. The walls of the stores can be yellow or blue. He wants to determine if the color of the walls affects how much ice cream people eat. Jared finds 164 volunteers. He randomly assigns half of them to a room with yellow walls and lets them eat as much chocolate ice cream as they want for one hour. He assigns the other half to a room with blue walls and lets them eat as much vanilla ice cream as they want for two hours. Jared records the total amount of ice cream eaten in each room.Which would be an appropriate statistical model for Jared to use in order to determine if the color of the wall affects how much ice cream his customer will eat?
Blake and April are both taking AP Calculus, but they have different teachers who have two different grading systems. Blake is in Mr. Frey’s class and April is in Coach Smith’s class. Blake is mad because she thinks that with her averages, she would have a higher average in Coach Smith’s class. Given her averages below, what would be her overall average for each class? Round to the nearest whole number. Mr. Frey’s Class (Blake) Coach Smith’s Class (April) Test 35% Quiz 20%Homework 10% Classwork 15%Final Exam 20% Test 45%Quiz 20%Homework 10% Classwork 10%Final Exam 15% Test Quiz HW CW Final Exam 84 75 90 85 90 Blake’s grade with Mr. Frey Blake’s grade with Coach Smith
A shoe company wants to test an updated model of a running shoe on its wear after one month of running. Which of the following describes a matched pairs design? They recruit 50 people who run on a regular basis to participate in their study. They will have the runners wear the shoes when they run for two months. After two O The subjects are numbered 1-50, and these numbers are put into a random number generator. The first 25 random numbers, ignoring repeats, represent the subjects assigned to the new model group. The remaining 25 subjects will wear the original model. months, the wear on the shoes will be determined using the depth of the tread and flexibility of the toe box. The wear between the new model and the original model will then be compared. The subjects' names are written on equal-sized slips of paper and placed into a hat. A researcher then reaches in and pulls out 25 slips of paper. These subjects are assigned to the new model group. The remaining 25 subjects will be…
At Cityville High School, 36% of the students participate in sports, 36% of the students participate in academic clubs, and 13% of the students participate in both sports and academic clubs. Find the proportion of students who participate in either sports or academic clubs.
Suppose 10% of all redeemed coupons at a supermarket are for 50% off the item purchased. A simulation is used to model a coupon randomly selected and then recorded as 50% off or not 50% off. Which simulation best models the scenario? Place 40 equally sized pieces of paper in a hat. Of the 40, 4 read "50% off" and the rest read "not 50% off ". O Place 30 equally sized pieces of paper in a hat. Of the 30, 6 read "50% off" and the rest read "not 50% off ". O Place 80 equally sized pieces of paper in a hat. Of the 80, 10 read "50% off" and the rest read "not 50% off ". O Place 50 equally sized pieces of paper in a hat. Of the 50, 10 read "50% off" and the rest read "not 50% off ".
An auction was held today at which 4 rare stamps were sold. Prices ranged from $40 to $55, at $5 increments. Determine the price and order of each auction lot, as well as the name of each winning bidder. One bidder's name was Aidan. 1. The stamp that was auctioned fourth was either the one won by Bo or the one that sold for $45. 2. The stamp won by Candi was either the one that was auctioned first or the one that sold for $50. 3. The stamp won by Devin sold for somewhat less than the stamp that was auctioned first. 4. The stamp that was auctioned first sold for 10 dollars less than the stamp that was auctioned second.
five hundred forty-eight runners participated in a recent race. Twenty-six runners did not finish the race. Half of those who did finish completed the race in less than 2 hours. Which of the following is the number of runners who completed the race in less than 2 hours? a. 274 b. 248 c. 261 d. 522