Which of the following data sets are NOT likely to be normally distributed?

The day of the month on which randomly selected students were born
The day of the month on which randomly selected students were born

The final exam scores of all students taking the same class and given the same final exam in a large school district
The final exam scores of all students taking the same class and given the same final exam in a large school district

The number of wheels on the next 100 vehicles that pass by a point along a highway
The number of wheels on the next 100 vehicles that pass by a point along a highway

The heights of tenth-grade male students at a large high school
The heights of tenth-grade male students at a large high school

The IQs of the students at a large high school