The marks scored by 60 students in an examina-tion in statistics are given below. Frame class intervals of ten andcalculate the arithmetic mean.678681935461017482536385860353538395650304035453531463348253821424650323)23452828351023253129354850603531572414255

Answered: Image /qna-images/answer/407833f0-8910-4d29-95f4-97490143a053.jpg

Answered: The marks scored by 60 students in an…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The mode of the given data 3, 30, 10,13.9, 41, 56, 30,71,30 is 41 30 3 71 56
A group of 80 students took a statistics Exam in the following scores were recorded68 84 75 82 68 90 62 88 76 93 73 79 88 73 58 93 71 59 58 51 61 65 75 87 74 62 95 78 63 72 66 96 79 65 74 77 95 85 78 86 71 78 78 62 80 67 69 83 76 62 71 75 82 89 67 58 73 74 73 65 81 76 72 75 92 97 57 63 68 83 81 82 53 85 94 52 78 88 77 71 Calculate median exam score
Compare the distributions of scores. How are students distributed across the range of scores? Are the scores higher in math or verbal ability? Can you please show details and formula? Math Test 67 45 68 70 72 85 90 99 50 73 77 78 52 66 89 75 Verbal Test 89 90 78 77 75 70 56 60 77 78 80 92 98 72 77 82
A commuter travels many miles to work each morning. She has timed this trip 5 times during the last month. The time (in minutes) required to make this trip was 34, 39, 41, 35, and 41. The mean time (in minutes) required for this trip was _______. 35 41 38 37.5 35.5
The table below gives the number of hours spent watching TV last week by a sample of 24 children. 83 49 57 34 55 78 43 53 69 22 23 50 20 80 70 22 26 22 31 30 51 79 93 19 Range = Standard Deviation = Round your answers to the nearest hundredth as needed.
Compute the mean of these numbers: 12, 18, 12, 12, 18, 12, 18, 18, 18, 12 (hint: use weighted mean formula)
What is the mean number of cardinal birds per year observed from 2005 to 2011?
Create a Frequency Distribution Table and compute for the Mean, Median, Mode, Variance, and Standard Deviation of the scores of 40 ENGDATA students during their first quiz.Please show solution and step by step process
The scores of 80 participants in a dart contest are: 58 49 48 61 68 71 42 36 62 50 82 76 61 50 82 60 36 80 70 52 60 72 58 70 35 55 66 47 84 55 32 46 68 70 62 58 48 75 49 67 48 53 55 57 60 82 40 69 54 63 66 70 72 68 42 55 36 46 59 50 78 67 39 68 72 48 72 56 70 66 70 55 46 72 68 88 54 39 40 56 (a) Find the mean score of the data above. (b) Construct a Stem-and-Leaf chart for the data above. (c) Find the mode of the scores. (d) Find the median of the scores.
The table below gives the number of hours spent watching TV last week by a sample of 24 children. 31 28 60 63 33 75 73 87 46 82 70 50 47 50 39 83 25 73 33 74 87 85 97 12 Range = Standard Deviation =
The IQ scores of 50 students are given below. 118 85 110 86 109 106 110 89 106 115 107 99 91 114 112 106 89 118 90 119 101 117 111 86 86 100 115 94 112 110 106 88 86 99 102 99 109 104 115 85 94 87 102 96 106 88 97 86 106 119 (a) Construct a grouped frequency distribution for the data. Use 85-89 for the first class and use the same width for each subsequent class. Class Frequency 85 - 89 - - - - - - (b) Which of the following is the correct histogram for this data? 24681012IQ Score84.589.594.599.5104.5109.5114.5119.5Frequency[Graphs generated by this script: setBorder(54,40,20,15); initPicture(80,119.5,0,12);axes(238,2,1,null,2); fill="blue"; textabs([165,0],"IQ Score","above");line([84.5,-0.24],[84.5,0.24]); text([84.5,0],"84.5","below");line([89.5,-0.24],[89.5,0.24]); text([89.5,0],"89.5","below");line([94.5,-0.24],[94.5,0.24]); text([94.5,0],"94.5","below");line([99.5,-0.24],[99.5,0.24]);…

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