Question 6 State whether the data is cross section or time series. The daily number of houses sold by a real estate company for the year 2020 O Time series O Cross section O Qualitative O None of these
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Q: QUESTION 13 Suppose that historically, the proportion of people who trade in their old car to a…
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- Table 6 shows the year and the number ofpeople unemployed in a particular city for several years. Determine whether the trend appears linear. If so, and assuming the trend continues, in what year will the number of unemployed reach 5 people?Question 4 Documentation for CollegeDistance DataThese data are taken from the HighSchool and Beyond survey conducted by the Departmentof Education in 1980, with a follow-up in 1986. The survey included students fromapproximately 1100 high schools. The data in CollegeDistance exclude students in the western states. The data inCollegeDistanceWest includes only those students in the western states.Series in Data Set Name Descriptioned Years of Education Completed (See below)female 1 = Female/0 = Maleblack 1 = Black/0 = Not-BlackHispanic 1 = Hispanic/0 = Not-Hispanicbytest Base Year Composite Test Score. (These are achievement tests given tohigh school seniors in the sample)dadcoll 1 = Father is a College Graduate/ 0 = Father is not a College Graduatemomcoll 1 = Mother is a College Graduate/ 0 = Mother is not a College Graduateincomehi 1 = Family Income > $25,000 per year/ 0 = Income ≤ $25,000 per year.ownhome 1= Family Owns Home / 0 = Family Does not Own Homeurban 1 = School in Urban…Question 7- Part A. If Alex has scored 510 on the MCAT, and was at the 75th percentile, and Boris has scored 520, and was at the 95th percentile, then approximately how much percent (%) of all the students who wrote MCAT had the score lower than Boris and higher than Alex? Provide answer in Percentage.
- Question 6 Statistics for CSQUESTION 9 The risk of acquiring a given disease during a time period is best determined by: A. the mortality rate from that disease in the 0-4 age group. B. the incidence rate (cumulative incidence) for that disease in a given period of time. C. a spot map that records all cases of the disease in the past year. D. the period prevalence for that disease during the past year.Question 7 - Part B If 25% of U.S. women have the height lower than 5.1 feet, and 55 % of U.S. women have the weight more than 165 pounds, then 165 is which percentile and 5.1 is which percentile? Write the percintile in the "th" form; ex, 9th percentile, 11th percentile.
- Question 2 For each of the below ACF plots which are obtained for a time series data of 4 different variables of interest:a) Explain the ACF plot. b) Describe what the raw data is likely to look like over time. c) What kind of variable is this plot likely to characterise (e.g., stock prices, exchange rates, temperature, etc.)?Question 1 (10.2) Mark the mean of the dataset, the first principal component, and the second principal component. You don't have to calculate anything; just make approximate markings.Find question 3 using the data in question 1.
- Question 9 The third quartile salaries of employees at a company is $70,000. How many employees make more than $70,000? Question 9 options: 75% of Employees 25% of Employees 10% of Employees None of the Employees make more than $70,000QUESTION 17 DATAfile: NFLTeamValue In 2014, the 32 teams in the National Football League (NFL) were worth, on average, $1.17 billion, 5% more than in 2013. The following data show the annual revenue ($ millions) and the estimated team value ($ millions) for the 32 NFL teams in 2014.† Team Revenue($ millions) CurrentValue($ millions) ArizonaCardinals 253 961 AtlantaFalcons 252 933 BaltimoreRavens 292 1,227 BuffaloBills 256 870 CarolinaPanthers 271 1,057 ChicagoBears 298 1,252 CincinnatiBengals 250 924 ClevelandBrowns 264 1,005 DallasCowboys 539 2,300 DenverBroncos 283 1,161 DetroitLions 248 900 Green BayPackers 282 1,183 HoustonTexans 320 1,450 IndianapolisColts 276 1,200 JacksonvilleJaguars 260 840 Kansas CityChiefs 245 1,009 Team Revenue($ millions) CurrentValue($ millions) MiamiDolphins 268 1,074 MinnesotaVikings 234 1,007 New EnglandPatriots 408 1,800 New OrleansSaints 276 1,004 New YorkGiants 338 1,550 New YorkJets 321…QUESTION 13 Suppose that historically, the proportion of people who trade in their old car to a car dealer when purchasing a new car is 48%. Over the previous 6 months, in a sample of 115 new-car buyers, 46 have traded in their old car. To determine whether the proportion of new car buyers that trade in their old car has statistically significantly decreased, what is the p-value? (please round your answer to 4 decimal places)
