Complex Statistics Problems with Elaborate Answers : Page - 32

1. Suppose Emergency Department (ED) length of stay (LOS), measured in hours, at Hospital ABC has a mean of 4 and a standard deviation of 3.  Show your work.  Be sure to explicitly state the probability statement you are trying to solve.  Represent answer as a percent rounded to 2 decimal places. a. What is the probability that the mean ED LOS is less than 2 hrs in a sample of 100 patients?   b. What is the ...

Task of the AssignmentTask: In this assignment, you can work independently or in teams of (no more than) 4 students. If you are working on the project as a team, only one person needs to submit this assignment. Make sure to coordinate who is submitting it, however. If you choose to work in a group, there is one additional set of questions for the team provided at the end. Step 1: You may select 1) any dataset from the machine learning reposito...

Q1. Fitness data Various measures of heart and pulse rate were taken on men in a physical fitness course at N.C. State Univ. runpulse: Pulse rate while runningmaxpulse: Maximum pulse raterstpulse: Resting pulse rateoxy: oxygen consumptionDescribing the relationships between Variables. Generate scatter plots and correlations for the variables.Interpret the results.Also check the limitations of correlation coefficientfor the Fitness data.

Problem 1: Forming a committee from a group of women and menI. From a group of 5 women and 7 men, how many different committees consisting of 2 women and 3 men can be formed? What if 2 of the men are feuding and refuse to serve on the committee together?  2. A dance class consists of 22 students, of which 10 are women and 12 are men. If 5 men and 5 women are to be chosen and then paired off, how many results am possible?  3. Consider...

Getting Started?GETTING STARTEDOpen the file IL_EX19_4a_FirstLastName_1.xlsx, available for download from the SAM website.Save the file as IL_EX19_4a_FirstLastName_2.xlsx by changing the “1” to a “2”.If you do not see the .xlsx file extension in the Save As dialog box, do not type it. The program will add the file extension for you automatically.With the file IL_EX19_4a_FirstLastName_2.xlsx still open, ensure that your fi...

Part 1: Ball Gall Dataset and Relative ProportionsPart 1 Ball gallDataset:(Don’t use any of the flower gall Dataset)1.Using thepie chart option in Excel as Figure 1(i.e. use “Insert Chart”),show the relative proportions of the contents for the ball galls. Pool death due to birdsas bird predation, if any(i.e. don’t separate by type of bird predator). Include death due to unknown causes as an additional enemy, if there were...

Question 1Let (Zn)n2Nbe a time-homogeneous Markov process. Then (Zn)n2Nis amartingale.YESNONo answerQuestion 2Let (Mn)n2N0be a stochastic process withM0=10suchthatboth(Mn)n2N0and (M2n)n2N0are martingales. Then (M5n)n2N0is also a martingale.YESNONo answer

Therapy Data and Home Care vs Program1. A researcher has collected data for 148 patients who received therapy from Hospital ABC (Excel file: 2300FTassignment3.xls; worksheet: therapy).  The data includes the unique resident identifier, sex (female = 1; male = 2), age in years, program (physical therapy = 1; occupational therapy = 2; recreational therapy = 3; combination therapy = 4), hours of week spent in therapy, prior home care (yes...

Course Code   :  HLST 2300

Course Title   :  quantitative research methods

Ref style  :  Not Selected

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Calculating Mean and Standard Deviation An instructor has collected data for 147 HLST 2300 students (Excel file: 2300FTassignment1.xls). The data includes the unique student identifier (ID) and the responses to the following survey questions: Q1: Are you currently working at a job for pay? (0 = no; 1 = yes) Q2: What is your favourite colour? (1 = blue; 2 = green; 3 = orange; 4 = purple; 5 = red; 6 = yellow; 7 = none of the above) Q3: How wo...

Sub-setting/indexing methods for a vectorThis assignment accounts for 30% of the BIO337 module marks. Your submission should include the R code solutions to the questions. While it is most important that your code gives the correct answers and produces the right outputs, the readability of your code (structure, layout, indentation) and its efficiency will also be taken into account in awarding marks. Please put all your R code into a single R ...

Answer all questions. If a question has more than one part, points are allocated for each part. The breakdown of points is clearly displayed at the end of each question. If you do not answer any part (or parts) of the question, no points will be awarded for that particular part/s. The total marks in the assignment is 50.     QUESTION 1   Consider the following simultaneous move strategic interaction between Lisa and Anne, wh...

I. Introduction: Do democracy rankings agree?Task: There are several different efforts that try to compare countries’ level of democracy. This assignment will expose you to some of those efforts, and give you a chance to see if they tend to agree on which countries are more democratic and which less democratic. Look at the following two projects that measure national democratic performance.A.Freedom House: 100 point freedom scale (includ...

Format the DC Sheet1 Start Excel. Download and open the file named Exp19_Excel_AppCapstone_IntroAssessment_ Travel.xlsx. Grader has automatically added your last name to the beginning of the filename. 0 2 On the DC sheet, check the spelling and correct all misspelled words. 2 3 On the DC worksheet, select the range A4:G4, wrap the text, apply Center alignment, and apply Blue, Accent 5, Lighter 60% fill color. 6 4 On the DC worksheet, merge and c...

At a minimum, you have been asked to address the following questions and tasks: 1. What is the difference in potential flood areas between the two tsunami-related scenarios (i.e., 3m vs 6m flood), accounting for the effect of tidal flow up the rivers? 2. How many people per community ward are potentially affected by the flooding? 3. What infrastructure may be impacted per ward, specifically in terms of: a....

Correcting Spelling Mistakes1 Start Excel. Download and open the file . Grader has automatically added your last name to the beginning of the filename. 0 2 On the DC sheet, check the spelling and correct all misspelled words. 2 3 On the DC worksheet, select the range A4:G4, wrap the text, apply Center alignment, and apply Blue, Accent 5, Lighter 60% fill color. 6 4 On the DC worksheet, merge and center the title in the range A1:G1. Apply Blue, A...