The proportion of the workers earning more than $13 per hour is greater than the proportion earning less than $13 per hour.
A normal distribution is a probability distribution that is symmetric around the mean of the distribution. This means that the there are more data around the mean than data far from the mean. A normal distribution is also known as the Gaussian distribution. When depicted on a graph, a normal distribution is bell-shaped.
To learn more about a normal distribution, please check: https://brainly.com/question/25846196