In: Statistics and Probability
Do confidence interval
Estimate the difference between grade of Male and female students using 98% level of confidence and write your conclusion - insert the SPSS output in the space below.
| Table 1 - Variuous data on Students | ||
| Gender | Grade | Ehicity |
| Female | 87 | African American |
| Male | 95 | Hispanic |
| Female | 81 | White |
| Female | 74 | White |
| Female | 73 | African American |
| Male | 92 | African American |
| Female | 63 | White |
| Female | 55 | White |
| Female | 94 | White |
| Female | 84 | White |
| Male | 88 | White |
| Male | 78 | Hispanic |
| Male | 75 | African American |
| Male | 93 | Hispanic |
| Female | 87 | Hispanic |
| Male | 65 | Hispanic |
| Male | 90 | African American |
| Female | 89 | African American |
| Female | 82 | White |
| Female | 77 | African American |
| Female | 82 | White |
| Female | 72 | White |
| Female | 86 | White |
| Female | 60 | White |
| Female | 90 | Hispanic |
| Male | 87 | Hispanic |
| Female | 89 | African American |
| Male | 77 | African American |
| Male | 76 | Hispanic |
| Female | 80 | Hispanic |
| Female | 74 | Hispanic |
| Female | 88 | White |
| Female | 80 | White |
| Female | 80 | African American |
| Female | 81 | White |
| Male | 74 | Hispanic |
| Male | 80 | White |
| Female | 74 | African American |
| Female | 91 | White |
| Male | 74 | White |
The SPSS output is:

The 98% confidence interval for the difference between grade of Male and female students is between -9.60533 and 5.63830.
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