A survey asked bachelor degree students and graduates of the National University whatactivity they would do on vacation The results are shown below.Travel90WorkTotal230OtherSport40BachelorDegreeGraduateTotal30註40180100190350580606090Suppose a surveyednumbers and approximate to timiy selected (Answer the question using deemaldecimal places)that he is a bachelor degree or plays sports.a) Determine the probabil6) Ifhe is in bachelor degree determine the probability that he will travelc Ifhe works, determine the probability that he willigraduate.di Ifhe is a graduate, determine the probability that he will NOT travele) If he is in bachelor degree, determine the probability that he will work or travel

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Answered: A survey asked bachelor degree students…

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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At a company, the quality assuran_ce staff has set up a criter_ion to assure if the quality of their products are ready to be expor_ted. Each of the exported box contains 25 pieces of their product. Three inspection staffs are assigned to do one by one inspection. Namely, the first inspector will randomly select one piece from the box and record if it is defective or non-defective and return that piece to box. The second inspector has repeated the same way of inspection as the first inspector and, lastly, the third inspector also repeats the same action one more time. The criteri_on is as follows. If all inspectors have not found any defective product, then {th_e} box is accepted to be exported. On the other hand, if at least one of the inspector has found the defective product, the whole box must be rejected and must be returned for reproduction. By considering this way of inspection process, find The prob that a box contaning exact_ly 3 defective product would pass the inspection…
The human resource manager at a car dealership wants to know if the ages of its employees are related to the department that they work in. Data was compiled and tabulated in a 2-way contingency table. The employees were classified according to their age and department. Sales Accounts Marketing RepairsTotal20-29 8 10 27 43 88 17.74 *** 26.20 23.62 30-39 29 26 38 22 * 23.18 26.72 34.24 30.86 40-49 33 32 72 82 219 44.15 50.88 44.15 65.20 50-59 81 106 86 54 327…
The Government of Pakistan publishes information about Corona virus Cases in Pakistan. The following contingency table provides a cross classification of cities of Pakistan and Covid-19 Stats. City Covid-19 Stats Confirmed Cases Active Cases Deaths Recoveries AJK 271 95 6 170 Balochistan 4514 2900 49 1565 Islamabad 2898 2694 30 169 KPK 10485 7030 482 2973 Punjab 27850 20194 540 7116 Sindh 29647 14554 503 14590 At the 5% significance level, do the data provide sufficient evidence to conclude than an association exists between cities and Covid-19 stats?
A survey of B2B marketers (marketers that primarily focus on attracting businesses) and B2C marketers (marketers that primarily target consumers) reported that 261 (77%) of B2B marketers and 312 (45%) of B2C marketers commonly use ajob-networking site as a social media tool. The study also revealed that 143 (42%) of B2B marketers and 292 (42%) of B2C marketers commonly use a video website as a social marketing tool. Suppose the survey was based on 340 B2B marketers and 698 B2C marketers. b. Compute χ2STAT. Is it significant at α=0.01? Set up the null and alternative hypotheses to test. Choose the correct answer below.
The television show NBC Sunday Night Football broadcast a game between the Coltsand Patriots received a share of 22, meaning that among the TV sets in use, 22% were tuned to thegame (based on Nielson data). An advertiser wants to obtain a second opinion by conducting itsown survey, and a pilot survey begins with 33 households having TV sets in use at the time of thatsame NBC Sunday Night Football broadcast.Find P(X≤6)=?
The given contingency table lists the cross tabulation of whether adults, for whom answering the question was appropriate, feel their life is exciting, routine, or dull for males and females among the 1,853 appropriate adults in a certain country. Using the letters given in the table, find the number of respondents in each of the following sets Life Classification Males (M) Females (F) Exciting (E) 439 504 Routine (R) 352 470 Dull (D) 33 55 (a) E contains ? enter your response hererespondents. (b)E∩ F contains? (c)D∪M contains? (d)E′ contains?
A recent study from Pew Research Center indicates 77% of adults in the United States use a smartphone (SP) to access the internet, while 65% access the internet at home with a broadband (BB) service and 52% access with both a smartphone and broadband. based on this information: a. draw the venn diagram b. calculate; P(SP), P(BB), P(SP and BB), P( not SP and not BB)
The human resource manager at a car dealership wants to know if the ages of its employees are related to the department that they work in. Data was compiled and tabulated in a 2-way contingency table. The employees were classified according to their age and department. Sales Accounts Marketing Repairs Total20-29 8 10 27 43 88 17.74 *** 26.20 23.6230-39 29 26 38 22 * 23.18 26.72 34.24 30.8640-49 33 32 72 82 219 44.15 50.88 65.20 58.7750-59 81 106 86 54 327…
Two persons participated in five shooting competition and were able to hit the targetcorrectly out of fifteen shots as given below.Competitor A 6 12 12 10 7Competitor B 12 15 7 7 4Which competitor is more uniform in shooting performance?
A study was conducted in 1997 to measure the total fat content, calories, and sodium content of vegetable burgers available at supermarkets and commonly used as a meat substitute. Measurements on 54 different brands of "veggie burgers," and the results were used to develop the 3-way contingency table below. Under 130 Calories Under 130 Calories 130 Calories or More 130 Calories of More Total Fat Content Under 320 g Sodium 320 g Sodium or More Under 320 g of Sodium 320 g Sodium or More Under 3 g 6 12 1 1 3-4 g 7 4 3 5 Over 4 g 1 1 7 6 A= {"Under 130 Calories"}, B= {"320 g Sodium or More"} C= {"Over 4 g Total Fat"} A vegetable burger is selected randomly from the group. Find the following probabilities: Please Answer D, E, F (d.) P(A and B) (e.) P(A and B and C) (f.) P(A or B)
A study was conducted in 1997 to measure the total fat content, calories, and sodium content of vegetable burgers available at supermarkets and commonly used as a meat substitute. Measurements on 54 different brands of "veggie burgers," and the results were used to develop the 3-way contingency table below. Under 130 Calories Under 130 Calories 130 Calories or More 130 Calories of More Total Fat Content Under 320 g Sodium 320 g Sodium or More Under 320 g of Sodium 320 g Sodium or More Under 3 g 6 12 1 1 3-4 g 7 4 3 5 Over 4 g 1 1 7 6 A= {"Under 130 Calories"}, B= {"320 g Sodium or More"} C= {"Over 4 g Total Fat"} A vegetable burger is selected randomly from the group. Find the following probabilities: Please Answer A, B, & C (a.) P(A) (b.) P(B) (c.) P(C)
A random sample of 2,000 individuals from three different cities was asked whether they owned a foreign or a domestic car. The following contingency table shows the results of the survey. City Type of Car Detroit Atlanta Denver Total Domestic 80 200 520 800 Foreign 120 600 480 1,200 Total 200 800 1,000 2,000 At α = .05, test to determine if the type of car purchased is independent of the city in which the purchasers live by providing answers to the following:

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