Maggy Mwangi
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The table below shows the rank attained by male and female officers in the New York City Police Department (NYPD). Do these data indicate that men and women are equitably represented at all levels of the department? (De Veaux et al., 2009)
a) State what type of test is appropriate and give your hypotheses.
b) Find the chi-square statistic, the p-value, and report the degrees of freedom.
c) State and justify your conclusions. Are gender and rank independent or is there an
association?
| Rank | Male | Female |
| Officer | 21900 | 4281 |
| Detective | 4058 | 806 |
| Sergeant | 3898 | 415 |
| Lieutenant | 1333 | 89 |
| Captain | 359 | 12 |
| Higher Ranks | 218 | 10 |