As HOMEWORKLIB answering guideline I have answered only the first question
But in addition I have also answered the question s 2,3,5
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MULTIPLE CHOICE. Choose the one al ternative that best compl etes the statement or answ ers...
MULTIPLE CHOICE. Choose the one al ternative that best compl etes the statement or answers the question Find the mean of the data summarized in the given frequency distribution 1) The test scores of 40 students are summarized in thefrequency distribution below. Find the mean1) score Score Students 50- 59 60- 69 70- 79 80- 89 90-99 12 6 10 7 A) 74.5 B) 68.2 C) 64.6 D) 71.8 Find the median for the given sample data. 2) The normal...
Question 1 (30 marks) The scores of 60 students in a test are: 58 49 48 62 50 76 61 82 60 72 70 35 61 55 82 66 50 47 36 58 84 55 68 32 62 58 48 75 80 49 55 67 71 46 40 57 69 70 52 60 48 53 42 68 54 60 63 70 72 68 42 55 36 70 36 82 66 46 59 50 (i) Find the mean score of the...
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answ at best completes the statement or answers the question. 1) If the mean of five values i 8.8 and four of the values are 6, 7.6, and 12, find the fifth value. A) 13 B) 31 C) 9 D) 14 2) What is the median of the following set of values? 7,21,19,15,19,14,15,19 A) 15 B) 17 C) 13 D) 19 3 The number of police officers in...
#35 008 3983 2835 3789 3176 2923 2281 2574 2252 4223 2588 2243 2837 3292 Constructing a Frequency Distribution and a Frequency Polygon In Exercises 35 and 36, construct a frequency distribution and a frequency polygon for the data set using the indicated number of classes. Describe any patterns. C 35. Ages, of the Presidents Numbers of classes: 6 Data set: Ages of the U.S. presidents at Inauguration (Source: The White House) 57 61 57 57 58 57 61 54...
5) An N-point moving-average (running-average) system has the following input-output relation ship: N-1 a) Is the N-point moving-average system causal? b) Obtain the expression for the impulse response h[n] and sketch hin. c) Given the input sequence [n] below with 100 elements where the values of the index n change between 0 and 99: r-[21 22 22 21 18 19 21 20 19 23 23 22 23 25 27 30 31.5 32 33 32 28 29 28 29 30 32...
48 57 Amy Bakery has four shops in different area in a city. Monthly sales (in thousands of dollars) from a random of 24 months from each of the 4 shops given in Table 1. Table 1: Monthly sales (in thousands of dollars) North East South West 77 75 97 60 45 42 60 54 56 49 68 47 44 39 58 57 63 61 69 51 75 63 79 50 90 81 99 73 32 47 46 41 41...
Sample Data Sample Data Hour Sample Taken Hour Sample Taken 1 4 5 X 1 3 1 42 2 3 4 5 6 2 39 36 25 60 28 53 22 56 41 34 43 45 59 42 36 40 45 39 48 26 42 34 61 48 45 29 3 31 61 38 40 54 26 38 42 37 41 53 37 47 41 37 29 20 26 43 38 33 37 37 35 33 36 41 25 37...
Refer to the accompanying data set and use the 30 screw lengths to construct a frequency distribution. Begin with a lower class limit of 2.220 2.220 in., and use a class width of 0.010 in. The screws were labeled as having a length of 2 1 divided by 4 in. 2 1/4 in. The following data show the ages of recent award-winning male actors at the time when they won their award. Make a frequency table for the data, using...
Section MULTIPLE CHOICE Choose the one alternative that best completes the statement or answers the question. Using the following uniform density curve, answer questions 1 and 2 T Pd 125 1) What is the probability that the random variable has a value greater than 32 A) 0.575 1) g0625 B) 0500 D) 0.750 2) What is the probability that the random variable has a value between 0.1 and 0.8? A) 0.213 2) B) 0.088 90338 D) 0.038 Find the indicated...
Problem #1: Consider the below matrix A, which you can copy and paste directly into Matlab. The matrix contains 3 columns. The first column consists of Test #1 marks, the second column is Test # 2 marks, and the third column is final exam marks for a large linear algebra course. Each row represents a particular student.A = [36 45 75 81 59 73 77 73 73 65 72 78 65 55 83 73 57 78 84 31 60 83...