We want to know whether male or female nurses at a local hospital are more likely to gain promotions within the first 2 years of employment within a confidence level of 95 % (α .05). In other words...

We want to know whether male or female nurses at a local hospital are more likely to gain promotions within the first 2 years of employment within a confidence level of 95 % (α
.05). In other words are the promotions independent of gender? Is there a statistically significant relationship between gender and promotions
) or are these differences simply due to chance ()? The data are provided bellow.