MISCELLANEOUS(a) Present the following data of the percentage marks of 60 students inthe form of a frequency table with 10 classes of equal width, one class being 50-59.411733635492605870066782334457493473546336523275603309792830429343800332576724646311358210230041603272539288625560334057(b) A sample consists of 34 observations recorded correct to the nearest integer, ranging invalue from 201 to 337. If it is decidedin the first class at 199.5, find the class limits and class marks of the seven classes.use seven classes of width 20 integers and to begin

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Answered: (a) Present the following data of the…

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 amount of time (seconds) needed for assembly-line workers to complete welding was recorded for 38 workers. 10. 74 68 66 73 76 63 67 69 73 65 61 73 72 65 69 70 61 74 76 72 74 65 63 69 73 60 75 72 75 70 60 62 68 74 71 73 68 67 a) Construct a frequency distribution for these data using six classes.
Here is a data set: 262 143 161 311 307 150 234 204 174 210 128 273 228 183 184 260 128 243 209 311 190 169 197 179 190 155 188 311 Construct a grouped frequency distribution table (GFDT) for this data set. You want 10 classes with a "nice" class width. Each class contains its lower class limit, and the lower class limits should all be multiples of the class width. Note: the data ranges will be hand graded after the due date for this assignment. If your frequencies are marked correct, you most likely have the classes correct.
Construct a frequency distribution table with 10 classes, frequency histogram, frequency polygon, and ogive curve of the given data.
3. Construct frequency distribution, with 6 classes. Also find class boundaries, mid points, relative frequency and cumulative frequency of each class. 65 91 85 76 85 87 79 93 82 75 100 70 88 83 59 87 69 89 54 74 89 80 94 67 77 92 82 70 94 84 96 98 46 70 90 96 88 72
2. Plot histogram and polygon diaerat! H.W(1) the data below represent workers' wages: 10 21 43 46 53 75 55 40 36 47 30 41 48 52 32 47 35 46 56 66 62 61 21 63 22 37 15 57 25 27 50 72 31 45 32 39 49 35 42 54 42 44 51 32 44 48 23 71 18 65 1. Create a frequency table. 3. Plot Ascending and descending cumulative frequency. 4. Find the number of workers who have wages less than 35$. 5. Find the percentage of the number of workers who their wages ranging are between (25-55)$.
The following are the ages of 30 employees at a local computer company: 29 35 21 28 25 36 44 27 24 24 19 21 33 32 49 25 26 20 32 29 23 37 26 31 29 28 25 25 30 24 0. Find the minimum and maximum of the data. 1. Create a stemplot of the data. 2. Organize the stems of the stemplot. 3. Create a new stemplot by splitting the stems. 4. Make a frequency table of the data, with a first interval of “19-22": 5. Create a histogram of the data from the frequency table. 6. Check your work by replicating the histogram on your calculator.
Suppose that 50 students are enrolled in a statistics class and the following are the test scores received by them: 4+2+4 29 41 32 45 83 58 73 47 40 26 59 43 66 44 41 25 39 72 37 55 34 47 66 53 55 58 49 45 61 41 55 82 83 77 45 62 45 36 78 48 54 50 51 66 80 73 57 61 56 50 (i) Construct the frequency distribution table, calculate the relative frequency & percentage (ii) Construct the ogive for the above data. (iii) Find the mode for the above data.
Given the following set of data on weights of 57 children at an orphanage: 68 63 42 27 30 36 28 32 79 27 22 23 24 25 44 65 43 25 74 51 36 42 28 31 28 25 45 12 57 5112 32 49 38 42 27 31 50 38 21 16 24 15 47 23 22 43 27 49 2823 19 46 30 43 49 12 a. Determine the number of classes and class with that can be used to construct a frequency distribution table for the data. b. Construct a frequency distribution table using 10 as the lower limit of the first class.c. Provide the relative frequency distribution table. d. Determine the class midpoints and class boundaries. e. Construct a “less than or equal to”…
The following are the grades received on an paper by 25 students. 97 97 98 40 45 77 65 65 65 68 81 93 68 71 87 85 88 76 79 78 87 81 81 83 89 a) Fill in the frequency table below using the data given. Use 10-point bins. Note: You may have rows left over. Grade Frequency Relative Frequency Cumulative Frequency Total: b) Draw a histogram based on the frequency table in part a . Don’t forget to label properly the axes, and put a title.

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