Many students at popular school in Timbuktu have been complaining that there seems to be some level of inconsistency with the marking of essays among teachers. To verify if there is any truth to this, a group of students submitted the same essay to different teachers. The grade awarded by each teacher for each essay was recorded. Use the data below to answer the questions that follow. Essay Quarrie Taylor 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 58 63 64 60 62 57 58 59 63 65 61 60 59 57 56 62 63 60 68 65 63 66 67 68 69 60 64 61 62 68 66 63 60 Wilson Classify the variables and the measurement scale used. iscuss the sampling method that you think was used for this research. 65 61 72 65 66 65 71 65 64 67 62 73 65 68 69 60 61 Forbes 68 64 58 61 67 59 60 67 62 66 63 64 68 70 71 68 69

Many students at popular school in Timbuktu have been complaining that there seems to be some level of inconsistency with the marking of essays among teachers. To verify if there is any truth to this, a group of students submitted the same essay to different teachers. The grade awarded by each teacher for each essay was recorded. Use the data below to answer the questions that follow. Essay Quarrie Taylor 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 58 63 64 60 62 57 58 59 63 65 61 60 59 57 56 62 63 60 68 65 63 66 67 68 69 60 64 61 62 68 66 63 60 Wilson Classify the variables and the measurement scale used. iscuss the sampling method that you think was used for this research. 65 61 72 65 66 65 71 65 64 67 62 73 65 68 69 60 61 Forbes 68 64 58 61 67 59 60 67 62 66 63 64 68 70 71 68 69

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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Question

Many students at popular school in Timbuktu have been complaining that there seems
to be some level of inconsistency with the marking of essays among teachers. To
verify if there is any truth to this, a group of students submitted the same essay to
different teachers. The grade awarded by each teacher for each essay was recorded.
Use the data below to answer the questions that follow.
Essay
Quarrie
Taylor
1
2
3
4
in
5
6
7
8
9
10
11
12
w N
13
14
15
16
17
62
58
63
64
60
62
57
58
59
63
65
61
60
59
57
56
62
63
60
68
65
63
66
67
68
69
60
64
61
62
68
66
63
60
Wilson
Classify the variables and the measurement scale used.
Discuss the sampling method that you think was used for this research.
65
61
72
65
66
65
71
65
64
67
62
73
65
68
69
60
61
Forbes
68
64
58
61
67
59
60
67
62
66
63
64
68
70
71
68
69

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Use the following results from a test for marijuana use, which is provided by a certain drug testing company. Among 140 subjects with positive test results, there are 24 false positive results. Among 152 negative results, there are 3 false negative results. Complete parts (a) through (c). (Hint: Construct a table.) a. How many subjects were included in the study? The total number of subjects in the study was 292. b. How many subjects did not use marijuana? A total of 173 subjects did not use marijuana. c. What is the probability that a randomly selected subject did not use marijuana? The probability that a randomly selected subject did not use marijuana is ☐ (Do not round until the final answer. Then round to three decimal places as needed.)
Determine which of the four levels of measurement (nominal, ordinal, interval, ratio) is most appropriate for the data below. Miles of road Choose the correct answer below. O A. The interval level of measurement is most appropriate because the data can be ordered, differences (obtained by subtraction) can be found and are meaningful, and there is no natural starting point. O B. The nominal level of measurement is most appropriate because the data cannot be ordered. C. The ordinal level of measurement is most appropriate because the data can be ordered, but differences (obtained by subtraction) cannot be found or are meaningless. D. The ratio level of measurement is most appropriate because the data can be ordered, differences can be found and are meaningful, and there is a natural starting zero point.
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A population has a mean of 377 and a mode of 333. If 17 points are added to each, which is a true choice? a.The mean will increase by 17, and the mode will stay the same. b.The mean and the mode will both stay the same. c.Both the mean and mode will increase by 17. d.The mean will stay the same, and the mode will increase by 17.
Which of the following situations could produce biased results? A. To find how many people wear jackets every day, do the survey in December. B. To find how many girls like basketball, do the survey at the girl’s home basketball game. C. All of the above. D. To find how many people use the bank each day, do the survey on payday
HELP ASAP. info is given in the pic. Use the following scenario and data when answering questions 36) -> 38): Fred G. Hire is the manager of human resources at Crescent Tool and Die, Inc. As part ofhis yearly report to the CEO, he is required to present an analysis of the salariedemployees. Because there are over 1,000 employees, he does not have the staff to gatherinformation on each salaried employed, so he selects a random sample of 30 (Fred G. Hireworksheet). For each employee, he records monthly salary; service at Crescent, inmonths; gender (1 = male, 0 = female); and whether the employee has a technical orclerical job. Those working technical jobs are coded 1 and those who are clerical 0.Fred uses excel to fit a multiple regression model using salary as the dependent or Yvariable and the other four variables as independent or X variables. The output appearsbelow. Use this output for question 36) below. 36) The regression model above suggests that for two employees (one male…
A student who believes that his or her performance on tests is influenced by wearing a lucky hat is using the method of? A. Empiricism B. Faith C. Tenacity D. Authority
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