Patient Arrivals Service 1 36 55 RANDOM NUMBERS 2 08 95 Which Patient causes the doctor to wait prior to providing service? 3 92 18 4 71 88
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- One hundred people who attended a recent concert were classified by age bracket (see the chart). Age of Concert Attendees Age Number under 12 15 13-15 32 16-18 45 over 18 8. If 2500 people attended the concert, what would be a good prediction for the number of attendees between 13 and 15 years old? А 675 В 725 С 800 D 925Please explain the concept and if you do handwritten i will have to dislike and pls conceptShow all your work. Indicate clearly the methods you use, because you will be scored on the correctness of your methods as well as on the accuracy and completeness of your results and explanations. Age (years) Frequency 20≤x<30 160 30≤x<40 130 40≤x<50 100 50≤x<60 115 60≤x<70 125 70≤x<80 135 The manager of a vacation resort believes that the ages of adult visitors to the resort can be modeled by a normal distribution. The manager surveyed a random sample of 765 visitors and recorded their age. A summary of the responses is shown in the frequency table, where x represents the age of the visitor. (a) Construct a histogram of the distribution of ages. (b) Write a few sentences to describe the distribution of ages of the adult visitors to the resort. (c) Does the histogram provide convincing evidence that the surveyed ages come from a normal distribution? Explain your answer.
- Twenty-five men were polled, and their annual incomes were recorded. The cumulative frequency histogram below shows the result. Which of the following statements can be made upon examination of the histogram? * 25 10 10000 20000 30000 40000 So000 60000 70000 80000 90000 100000 Income Cumulative Frequencyes metal parts. She measures each part to confirm ean the part is too small, and positive numbers the numbers the mechanic records in order from 3 1 1 1 4 32 8 32 16 ) 16 ) 3 1 1 1 5 162 16 4 8 32 32 3. 1 5 8 32 4 2 16 16 32 2 3 1 5 1 16 32 32) 8 162 Doneyansons lunch to go wants to know if there is a difference in customer satisfaction at any of the 3 locations. 500 customers were surveyed at each of the three locations, and the results of the survey is highlighted below dissatisfied one is 25 two is 10 and 3 is 40 satisfied one is 475 two is. 490 and three is 460. and totals are all 500. what is the correct degrees of freedom needed if you were to calculate X2 test statistic ?
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- In order to determine whether or not a driver's education course improves the scores on a driving exam, a sample of 6 students were given the exam before and after taking the course. The results are shown below. Let d = Score After - Score Before. Student ScoreBefore the CourseScoreAfter the Course1 83872 89883 93914 77775 86936 7983 Use = 0.1 and test to see if taking the course actually increased scores on the driving exam. The value of the test statistic is found to be equal to 1.3912. What is(are) the critical values of the test statistic? Question 19Select one: A. 1.476 B. -1.28 C. -1.476 D. -1.28 to 1.28Please answer c-fShow all your work. Indicate clearly the methods you use, because you will be scored on the correctness of your methods as well as on the accuracy and completeness of your results and explanations. Age (years) Frequency 20≤x<30 160 30≤x<40 130 40≤x<50 100 50≤x<60 115 60≤x<70 125 70≤x<80 135 The manager of a vacation resort believes that the ages of adult visitors to the resort can be modeled by a normal distribution. The manager surveyed a random sample of 765 visitors and recorded their age. A summary of the responses is shown in the frequency table, where x represents the age of the visitor. Does the histogram provide convincing evidence that the surveyed ages come from a normal distribution? Explain your answer.