Plagiarism is a growing concern among college and university faculty members, and many universities are now using software tools to detect student work that is not original. In the survey, 58 of the 171 students indicated that they believe that the use of plagiarism-detection software unfairly targeted students. Assuming it is reasonable to regard the sample as representative of students at this university, does the sample provide convincing evidence that more than one-third of the students at the university believe that the use of plagiarism-detection software unfairly targets students? Which test is appropriate for this data? two sample z-test one sample t-test two sample t-test one sample z-test ANOVA F-test chi-square test
Plagiarism is a growing concern among college and university faculty members, and many universities are now using software tools to detect student work that is not original. In the survey, 58 of the 171 students indicated that they believe that the use of plagiarism-detection software unfairly targeted students. Assuming it is reasonable to regard the sample as representative of students at this university, does the sample provide convincing evidence that more than one-third of the students at the university believe that the use of plagiarism-detection software unfairly targets students?
Which test is appropriate for this data?
two sample z-test
one sample t-test
two sample t-test
one sample z-test
ANOVA F-test
chi-square test
Before releasing a major advertising campaign to the media, Barger Advertising runs a test on the material. Recently, it randomly called 100 people and asked them to listen to a commercial that was slated to run nationwide on the radio. At the end of the commercial, the respondents were asked to name the company that was in the ad. The company is interested in determining whether there is a relationship between gender and a person’s ability to recall the company name.
Which test is appropriate for this data?
|
Group |
Mean |
n |
Standard deviation |
|
1 |
48.09 |
11 |
5.974 |
|
2 |
40.40 |
10 |
7.043 |
Which test is appropriate for this data?
one sample t-test
ANOVA F-test
chi-square test
two sample t-test
one sample z-test
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