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Question 3. Ethical Behavior of Undergraduates at Orlando College

(55 points. For this question, please round all calculations to 4 decimal places)

During the global recession of 2008 and 2009, there were many accusations of unethical behavior by Wall Street executives, financial managers, and other corporate officers. At that time, an article appeared that suggested that part of the reason for such unethical business behavior may stem from the fact that scholastic misconduct has become more prevalent among undergraduate business students. The article reported that 56% of undergraduate business students admitted to scholastic misconduct at some time during their academic career as compared to 47% of undergraduate nonbusiness students.

Scholastic misconduct has been a concern of the dean of the College of Business at Orlando College for several years. Some faculty members in the college believe that such misconduct is more widespread at Orlando College than at other universities, while other faculty members think that misconduct is not a major problem in the college. To resolve some of these issues, the dean commissioned a study to assess the current ethical behavior of undergraduate business students at Orlando College. As part of this study, an anonymous exit survey was administered to a sample of 200 undergraduate business students from this year's graduating class. The attached Microsoft Excel spreadsheet named "Orlando College" contains the responses to the following questions which were used to assess three types of academic misconduct:

  • During your time at Orlando College, did you ever present work copied off the Internet as your own?

Yes / No

  • During your time at Orlando College, did you ever copy answers off another undergraduate student's exam?

Yes / No

  • During your time at Orlando College, did you ever collaborate with other undergraduate students on projects that were supposed to be completed individually?

Yes / No

Any undergraduate student who answered Yes to one or more of these questions was considered to have been involved in some type of misconduct.

  1. Find the sample proportions of all undergraduate business students, female undergraduate business students, and male undergraduate business students who were involved in copying from the internet (Copied from Internet: Yes) or some type of misconduct (Involved in Some Type of Misconduct: Yes)
Copied from Internet: Yes Involved in Some Type of Misconduct: Yes
Sample Proportion of All Undergraduate Business Students
Sample Proportion of Male Undergraduate Business Students
Sample Proportion of Female Undergraduate Business Students

  1. Which group of undergraduate studentsmales or femaleswas less likely to copy from the internet?

  1. Which group of undergraduate studentsmales or femaleswas less likely to be involved in some type of misconduct?

  1. We are planning to conduct a hypothesis test to determine if the proportion of all undergraduate business students at Orlando College who were involved in some type of misconduct is less than 56%. Develop the null and alternative hypotheses for this test (as a reminder, the article had reported that 56% of all undergraduate business students admitted to misconduct at some time during their academic career.)

  1. At the 90% confidence level, use the rejection region approach to test the null hypothesis for the proportion of all undergraduate business students who were involved in some type of misconduct in part (d).

How do you interpret these results for senior management at Orlando College?

  1. We are planning to conduct a hypothesis test to determine if the proportion of all undergraduate business students at Orlando College who were involved in some type of misconduct is less than 47%. Develop the null and alternative hypotheses for this test (as a reminder, the article had reported that 47% of all undergraduate nonbusiness students admitted to misconduct at some time during their academic career.)

  1. At the 99% confidence level, use the rejection region approach to test the null hypothesis for the proportion of all undergraduate business students who were involved in some type of misconduct in part (f).

How do you interpret these results for the president of Orlando College?

SHOW ALL CALCULATIONS PLEASE.

Student Copied from Internet Copied on Exam Collaborated on Individual Project Involved in Some Type of Academic Misconduct Sex
1 No No No No Female
2 No No No No Female
3 Yes Yes Yes Yes Female
4 No No No No Female
5 Yes No Yes Yes Male
6 No No No No Male
7 No No No No Female
8 No No Yes Yes Male
9 No No Yes Yes Male
10 No No Yes Yes Male
11 No No No No Female
12 No No Yes Yes Male
13 No Yes No Yes Female
14 No Yes Yes Yes Male
15 Yes Yes Yes Yes Male
16 No No No No Male
17 No Yes Yes Yes Male
18 No No Yes Yes Male
19 No No No No Female
20 No No No No Female
21 No No No No Male
22 No No No No Female
23 No No No No Male
24 No No No No Female
25 No No No No Female
26 No No No No Male
27 No No No No Male
28 No Yes Yes Yes Female
29 Yes Yes No Yes Male
30 No No No No Male
31 No No No No Male
32 No No No No Female
33 No No No No Female
34 No Yes Yes Yes Female
35 No No No No Male
36 No No No No Male
37 Yes Yes No Yes Male
38 No No No No Female
39 No No No No Female
40 No No No No Female
41 No No No No Female
42 No No No No Male
43 No No No No Female
44 No No Yes Yes Female
45 No No No No Male
46 No Yes Yes Yes Male
47 No No No No Female
48 No No No No Female
49 No No No No Female
50 No No No No Male
51 No No No No Male
52 No No No No Male
53 No No No No Male
54 No No Yes Yes Male
55 No No Yes Yes Male
56 No No No No Male
57 No No No No Male
58 No No No No Male
59 No Yes Yes Yes Male
60 No No No No Female
61 No No No No Male
62 No Yes Yes Yes Male
63 No No No No Female
64 No Yes Yes Yes Female
65 No No No No Female
66 No No No No Male
67 No No No No Female
68 No No No No Female
69 No No Yes Yes Male
70 No No No No Female
71 Yes Yes Yes Yes Male
72 No No No No Male
73 No No No No Female
74 No No No No Male
75 No No Yes Yes Male
76 Yes No No Yes Female
77 Yes No Yes Yes Male
78 No No No No Male
79 No No No No Male
80 No No No No Male
81 No No Yes Yes Male
82 No No No No Male
83 No No Yes Yes Female
84 Yes Yes Yes Yes Female
85 No No No No Male
86 Yes No No Yes Female
87 No Yes Yes Yes Male
88 No No No No Male
89 No No No No Male
90 No Yes No Yes Female
91 No No No No Male
92 No No Yes Yes Male
93 No No No No Female
94 Yes No Yes Yes Female
95 No No No No Male
96 No No Yes Yes Male
97 No No No No Female
98 No Yes Yes Yes Female
99 No No No No Female
100 No No No No Female
101 No No Yes Yes Female
102 No No Yes Yes Female
103 No No Yes Yes Male
104 No No Yes Yes Male
105 No No Yes Yes Male
106 No No No No Male
107 No Yes Yes Yes Female
108 No No No No Male
109 Yes Yes No Yes Male
110 Yes No No Yes Female
111 No No No No Male
112 No No No No Female
113 Yes No No Yes Female
114 No No No No Male
115 Yes Yes Yes Yes Female
116 No No No No Female
117 No No No No Female
118 No No No No Female
119 Yes No No Yes Female
120 Yes Yes Yes Yes Female
121 No No No No Male
122 Yes No No Yes Male
123 No No No No Female
124 No No No No Male
125 No No No No Male
126 No No No No Female
127 No No No No Female
128 No Yes Yes Yes Female
129 No No No No Female
130 No No Yes Yes Male
131 Yes No Yes Yes Male
132 Yes Yes No Yes Male
133 Yes Yes Yes Yes Female
134 No No No No Female
135 No No No No Female
136 No No No No Female
137 No No No No Female
138 No No No No Female
139 No No No No Male
140 Yes No Yes Yes Male
141 No No No No Female
142 No No No No Male
143 No No No No Female
144 No No No No Male
145 No No No No Male
146 Yes Yes Yes Yes Female
147 No No No No Female
148 No No No No Female
149 Yes Yes Yes Yes Female
150 Yes Yes Yes Yes Male
151 No No No No Female
152 No No No No Female
153 No No No No Male
154 No No No No Male
155 No No No No Female
156 No No No No Male
157 Yes No No Yes Male
158 No No Yes Yes Male
159 No Yes Yes Yes Female
160 No No No No Male
161 No No No No Male
162 No Yes Yes Yes Male
163 No Yes Yes Yes Male
164 No No No No Male
165 No No No No Male
166 No No No No Male
167 No No No No Male
168 Yes No No Yes Female
169 No No No No Female
170 No Yes Yes Yes Female
171 No No Yes Yes Male
172 No No No No Female
173 No No No No Male
174 No No No No Female
175 No No No No Female
176 Yes No No Yes Female
177 No No No No Male
178 No No No No Female
179 No No Yes Yes Male
180 No No No No Male
181 No Yes Yes Yes Male
182 No Yes Yes Yes Male
183 No No No No Male
184 No No No No Female
185 No Yes Yes Yes Male
186 No No No No Male
187 No No No No Male
188 No Yes Yes Yes Male
189 No No No No Male
190 No No No No Female
191 No Yes Yes Yes Male
192 No No No No Male
193 Yes Yes Yes Yes Male
194 No Yes Yes Yes Male
195 Yes No No Yes Female
196 Yes Yes Yes Yes Female
197 No No No No Male
198 Yes No Yes Yes Female
199 No No No No Male
200 No No Yes Yes Male

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