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| Teaching Since: | May 2017 |
| Last Sign in: | 398 Weeks Ago, 4 Days Ago |
| Questions Answered: | 66690 |
| Tutorials Posted: | 66688 |
MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
Sociology: Ethnic Groups A sociologist studying New York City ethnic groups wants to determine if there is a difference in income for immigrants from four different countries during their first year in the city. She obtained the data in the following table from a random sample of immigrants from these countries (incomes in thousands of dollars). Use a 0.05 level of significance to test the claim that there is no difference in the earnings of immigrants from the four different countries.
|
Country I |
Country II |
Country III |
Country IV |
|
12.7 |
8.3 |
20.3 |
17.2 |
|
9.2 |
17.2 |
16.6 |
8.8 |
|
10.9 |
19.1 |
22.7 |
14.7 |
|
8.9 |
10.3 |
25.2 |
21.3 |
|
16.4 |
 |
19.9 |
19.8 |
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