There are 350 students in a class. Each of them takes a test with three questions...
Hi y’all need help with these questions please explain how you solved them thanks . Let A, B, and C be sets (a) Give examples of sets A, B, C such that: (i) AnB-AnC but BC (ii) AUB = AUC but BメC. (b) Now suppose that AnB B = C in this case. AnC and AUB-AUC. Prove that we must have
#24,28,32 In Exercises 17-40, let (1,2,3, 4,5, 6, 7) 11,3,5,7) U A C (2,3,4, 5,6). Find each of the following sets 17. AnB 20. BU C 23, A,NB, 26. BUC 29. A'U C 32. (AUC)' 35. AnØ 38. BU U 18. ВПС 21. A 24. в'nc 27. (AnC) 30. A' U B' 33. AU0 36. CnØ 39. AnU 19. A U B 22. B' 25. AUC 28. (An B)' 31. (A U B)' 34. CUØ 37. AU U 40. BnU
in a class of 40 students, 22 have taken the course before either at the high school or college levels. If we pick 5 students; a. create a probability distribution for the number of students who have taken the same course (C). b. What is the probability that at most 3 have taken the same course before c. Mean d. Variance e. standard deviation
JUST DO QUESTION 4 Université d'Ottawa Faculté de génie University of Ottawa Faculty of Engineeing École de science informatique et de génle électrique uOttawa School of Electrical Engineering and Computer Science Canada's universiry ELG 3126 RANDOM SIGNALS AND SYSTEMS Winter 2018 ASSIGNMENT 1 Set Theory (due at 11.30 AM Thusday, Jan. 18 in class) I. Your University of Ottaa stdent number has k distinct digits in it. State the set of t and all the subsets of this set that...
For questions 1 to 5: A group of 60 university students wrote a test and obtained the following marks (percentages). 5364 72927364 33 7561 84 | 65 58 76 536374 56 71 58 81 75 69 77 65 78 58 41 37 61 79 4074 | 31 | 39 68 75 | 67 89 59 57 | 39 | 71 | 38 | 66 | 69 81 5340 67 62 60 35 37 75 49 36 58 62 46 These...
Use only a single SQL statement for each of the following questions 1 Give a listing of all the ssns,first names and the class descriptions of all the classes the students are taking. If there are no class _descriptions display 'No description is available yet'. (USE NVL) 2 Give a listing of only the lname and the class_code for students who are taking 'Introduction to C programming'. (Inner join) 3 Give a lising of all the class_descriptions and the number...
please complete questions: DUCCL Copy 1 Normal ter B 1 U - ebe X, X Amy. A. - EEEE DED... Format Painter board Font Paragraph Laat 1 1 1 2 A = 101 1210 (a) Bepaal A (a) Find A Question 5 Let A = {1, 2, 3) and B = {4,5). (a) List the elements in Ax B. 112111 211... A = 101101 = .. 1 2 1 0] [210] [... (b) On how many ways can pairs of...
PART A: MULITPLE-CHOICE QUESTIONS (1 MARK EACH) VII. (d) Dotplots or boxplots (e) Only boxplots The descriptive statistics of a certain data set include the following: Min = 17, Max = 126, s = 15.5, Q1 = 45, median = 55, Q3 = 95. What is the most likely shape of this distribution? (a) Approximately symmetric (b) Uniform (c) Right-skewed (d) Left-skewed (e) Insufficient information to determine I. Question 1 (This question has 9 parts: Ito IX; 9 marks in...
4. The following frequency table shows the test score distribution for a random sample of 25 students taking an introductory statistics class at a certain college. a. Find the missing relative frequency b. How many students in the sample RelativeF 0.08 0.04 Score 30-40 41-51 52-62 63-73 74 -84 85-95 had a score of at least 63? Total number of students taking an introductory statistics class at this college is 800. Based on the sample data above, estimate the total...
Want to know the steps for these questions, please?Use the following information for questions 33 – 42.A dietitian wanted to test three different diets to find out whether or not the mean weight loss for each of these diets is the same. He randomly selected 15 overweight persons, randomly divided them into three groups, and put each group on one of the three diets. The table shown below records the weights lost by these persons after being on these diets...