Question-1 The Table given below presents the thickness of a metal layer on 50 silicon wafers resulting from a chemical vapor deposition (CVD) process in a semiconductor. Construct relative frequency histogram for these data. Comment on the results? 438 487 451 441 461 471 435 472 433 454 413 430 437 459 453 458 474 455 466 448 444 440 444 458 430 445 454 459 435 428 468 450 453 454 438 463 471 423 432 478 445 456 434 437 445 455 441 434 423 449
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- Answer don't explain. TYTwenty batteries were tested to see how many hours they would last. The following grouped frequency distribution illustrates the results. Class Class Frequency Midpoint f Rel. Rel. Cummulative Cumm. Limits Boundaries Freq 1/20 = 0.05 Freq % m Freq. 1/20 = 0.05 Freq % 1- 3 0.50 – 3.5 1 4- 6 3.5 - 6.5 3 5 3/20 = 0.15 15 4/20 = 0.20 20 7-9 6.5 – 9.5 4 8 4/20 = 0.20 20 8/20 = 0.40 40 10 12 13 15 9.5 12.5 11 5/20 = 0.25 25 13/20 = 0.65 65 12.5 – 15.5 7 14 7/20 = 0.35 35 20/20 = 1.00 100 Totals 20 1.00 100 Using the data from the above grouped frequency distribution, construct a grouped frequency ogive.Back up your data: In a survey backed up their computer's hard drive. The following frequency distribution presents the results. mmissioned by an electronics company, U.S. computer users wereasked how often they Response More than once per month Frequency 844 Once every 1-3 months 521 Once every 4-6 months 229 Once every 7-11 months Once per year or less Never
- The following set of data represents the number of orders filled by a national-chain restaurant during a two week period. Construct a five number summary for the the data. 66, 75, 68, 89, 86, 73, 67, 75, 75, 82, 85, 74, 67, 61 (Round to the nearest hundredth, if needed). Min _________________ Lower Quartile _________________ Median __________________ Upper Quartile _________________ Maximum __________________ What is the range and the interquartile range (IQR)? Range __________________ Interquartile Range (IQR) ___________________Here are some ratings of the K-12 education system, on a scale from 1 to 10. 8. 5 8 7 7 4 8. 7 1 10 4 7 7 7 4 6 8 7 10 5 8. 7 10 10 7 7 0. Find the minimum and maximum of the data. 1. Make a frequency table of the data, with single digit intervals. 2. Create a histogram of the data from the frequency table.Q1: Complete the following frequency table: Production In liters Number Farmer ? center Category ? Repetition Cumulative ?. ? 149 -100 5 199 -150 5 249 -200 8 299 -250 4 349 -300 2 Total 24 Calculate the mean, median and mode, then calculate the coefficient of variation. Examples data by the recurring curve method. Question2: The question measures the mental skills that the student acquired (c1) If you know that it is the lengths of a group of students, it follows a normal distribution with an arithmetic mean of 170 cm and a deflection 5 cm standard, one of the guys was randomly selected (X) Find from the following using the Z tables: P (X< 174) P (X≥ 185) P (179 ≤ X ≤ 182) Q3: This question measures the applied skills of the student (b1) Explain the relationship between the two variables. Find the equation of the yield…
- Resting Pulse: earlier this semester we determined our resting pulse. Seventy-nine individuals participated in this data collection. The mean heart rate for all individuals was 65.34 beats per minute. A random sample of 30 heart rates having a mean of 64.97 beats per minute is presented here. Build a frequency table of these data containing six (6) classes with the lower llimit of the second class at 54 beats per minute. Build a chart appropriate for the presentation of these data. Data: 49, 51, 53, 56, 57, 58, 60 , 60, 62, 62, 62, 64, 64 65, 65 , 65, 67, 68, 68, 68, 69, 70 , 70, 72, 72, 72, 72, 75, 75 , 78,AaBbCcI AAB6CCI AaBbC AaBbCc 這。 , I Normal 1 No Spaci. Heading 1 Heading 2 Paragraph Styles Exam 1 PART 2 Problem-Solving 1. Construct a frequency distribution for ungrouped data on the information Students in a theater arts appreciation class rated the film Gone with the Wind on 10-point scale, ranging from 1 (poor) to 10 (excellent), as follows: 7 7 3 1 4 10 2. 3 8 6. 3 8. 9. 7 6.2-8. You are given the following data: 10 6 4 9 5 5 5 7 2 5 5 5 4 5 7 7 8 8 4 7 5 5 5 7 8 7 7 5 4 4 7 4 7 7 6. 8 6. 5 7 6 4 4 d. Develop a relative frequency histogram. e. Compare the two histograms. Why do they look alike? 499 448 n4 6 673
- A group of construction technicians were asked to find the crushing strengths (unit: N/mm2) of 20 concrete cubes. The observations were recorded below: 33 37 22 25 39 42 40 26 27 28 34 33 33 32 32 31 30 30 29 35 a. Form a frequency distribution table having 7 dasses for the data above. b. Find the mean for the grouped data. c. Draw histogram and ogive to represent the data. d. Estimate the mode and median for the above statistical data and interpret it.utton- Compa X Freckle Student DashboardX m/courses/34860/assignments/774748 an, Meuian, IVIode vvS.pur mize File Preview Page 1 of 3 ZOOM Unit 5- Stotistics and Probability ccsS: 7.SP Practice Directions: For questions 1 through 5, find the mean, median, and mode(s) of each data set. Round your answer to the nearest tenth when necessary. 1. 35, 104, 57, 92, 29, 46, 57 mean medion mode(s) 2. 63, 136, 187, 47, 106, 33, 213, 111 mean median mode(s) 3. 346, 272, 316, 287, 346, 1084, 401, 316 median mode(s) mean Ч. 70, 53, 42, 23, 53, 1, 45, 29, 28, 56 median mode(s) mean 5. 125, 216, 162, 347, 862, 254, 119, 203 mode(s) median. mean Directions: Use the following information to answer questions 6 through 9. The following list shows the scores that Alicia received on her math tests. 92 100 66 99 91 99 83 h6 86Please answer both.