Let's eat: A fast-food restaurant chain has 605 outlets in the United States. The following table categorizes them by city population sizeand location, and presents the number of restaurants in each category. A restaurant is to be chosen at random from the 605 to test marketa new menu. Round your answers to four decimal places.Populationof CityUnder 50,00050,000 - 500,000Over 500,000RegionNE SESW NW35 31 17 562 93 72 25Send data to Excel154 24 26 61(a) Given that the restaurant is located in a city with a population over 500,000, what is the probability that it is in the Northeast?(b) Given that the restaurant is located in the Southeast, what is the probability that it is in a city with a population under 50,000?(c) Given that the restaurant is located in the Southwest, what is the probability that it is in a city with a population of 500,000 or less?(d) Given that the restaurant is located in a city with a population of 500,000 or less, what is the probability that it is in the Southwest?(e) Given that the restaurant is located in the South (either SE or SW), what is the probability that it is in a city with a population of50,000 or more?

From given data we have : NE SE SW NW total Under 50000 35 31 17 5 88 50000 62 93 72 25 252…

Answered: Let's eat: A fast-food restaurant chain…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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tatcrunch 2 Refer to the accompanying data display that results from a sample of airport data speeds in Mbps. Complete parts (a) through (c) below. Click the icon to view at distribution table. W S X H d a. What is the number of degrees of freedom that should be used for finding the critical value t/2? df = 0 (Type a whole number.) b. Find the critical value t/2 corresponding to a 95% confidence level. ¹ x/2 = (Round to two decimal places as needed.) c. Give a brief general description of the number of degrees of freedom. Tech help # 3 OA. The number of degrees of freedom for a collection of sample data is the total number of sample values. OB. The number of degrees of freedom for a collection of sample data is the number of sample values that can vary after certain restrictions have been imposed on all data values. 20 E D с F3 $ 4 888 R F V % 5 T G F5 B MacBook Air Y H 8 7 N F7 TEE U J 00* 8 ►II M F8 9 K O L command F10 P { alt option (13.046,22.15) x=17.598 Sx=16.01712719 n=50 1 Next…
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Quesition is attached thanks!
Travel + Leisure magazine presented its annual list of the 500 best hotels in the world. The magazine provides a rating for each hotel along with a brief description that includes the size of the hotel, amenities, and the cost per night for a double room. A sample of 12 of the top-rated hotels in the United States follows. Location Rooms Cost/Night Phoenix, AZ 220 499 Orlando, FL 727 340 Los Angeles, CA 285 585 Boston, MA 273 495 Washington DC 145 495 Ashville, NC 213 279 Phoenix, AZ 398 279 Island of Hawaii 343 455 Laguna Beach, CA 250 595 Chicago, IL 414 367 Dana Point, CA 400 675 Colorado Springs, CO 700 420 What is the sample correlation coefficient? What does it tell you about the relationship between the number of rooms and the cost per night for a double room? Does this appear reasonable? Discuss. Please show steps in Excel.
10- Any number or quantity that can differ from one another is called: a. Sample b. Data c. Variable d. Population
You may need to use the appropriate technology to answer this question. Scores in the first and fourth (final) rounds for a sample of 20 golfers who competed in PGA tournaments are shown in the following table. Player FirstRound FinalRound Michael Letzig 70 72 Scott Verplank 71 72 D. A. Points 70 75 Jerry Kelly 72 71 Soren Hansen 70 69 D. J. Trahan 67 67 Bubba Watson 71 67 Reteif Goosen 68 75 Jeff Klauk 67 73 Kenny Perry 70 69 Player FirstRound FinalRound Aron Price 72 72 Charles Howell 72 70 Jason Dufner 70 73 Mike Weir 70 77 Carl Pettersson 68 70 Bo Van Pelt 68 65 Ernie Els 71 70 Cameron Beckman 70 68 Nick Watney 69 68 Tommy Armour III 67 71 Suppose you would like to determine if the mean score for the first round of a PGA Tour event is significantly different than the mean score for the fourth and final round. Does the pressure of playing in the final round cause scores to go up? Or does the increased player concentration…
Show work please
show work and why it might be negative if you get negative number please thank you
The 2017 Chapman University Survey of American Fears asked a random sample of 1207 American adults if they believed that aliens had come to Earth in modern times, and 26% responded yes. Complete parts (a) through (d) below.
complaint and, if so, whether the complaint was medical or nonmedical in nature. After a year, a tally from these patients was collected to count number who left the HMO voluntarily. Here are the data on the total number in each group and the number who voluntarily left the HMO: No complaint Medical complaint Nonmedical complaint Total A certain health maintenance organization (HMO) wishes to study why patients leave the HMO. A SRS of 423 patients was taken. Data was collected on whether a patient had filed a 177 111 135 Left 64 27 50 If the null hypothesis is Ho : pı = P2 = P3 and using a = 0.05, then do the following: (a) Find the expected number of people with no complaint who leave the HMO: (b) Find the expected number of people with a medical complaint who leave the HMO: (c) Find the expected number of people with a nonmedical complaint who leave the HMO: (d) Find the test statistic: (e) Find the degrees of freedom: (f) Find the critical value: (g) The final conclusion is OA. We…
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	NE	SE	SW	NW	total
Under 50000	35	31	17	5	88
50000	62	93	72	25	252
over 500000	154	24	26	61	265
total	251	148	115	91	605