Future overall demand for professors can be predicted with reasonable accuracy from current birth rates. ███ ███ ████████ ██ ███████████ ██ ██████ ██████ ███ █████ ██████████ ██ ██████ ███ ████ ███ ████ ███████ ██████████ █████ ██████
Current birth rates can be used to predict future demand for professors overall, with reasonable accuracy. However, accuracy is lower when predicting future demand for music professors. Accuracy is even lower when predicting future demand for jazz studies professors.
The situation described above best ███████████ █████ ███ ██ ███ █████████ ███████████
The more detailed ███ ████████ ███ █████████ ███ ████ ███████ ███████████ █████ ██ ████ ████████ ████
The more general ███ █████ ██ █ ███████████ ███ ████ ████████ ██ ███
Predicting future trends ███████ ████ █████████ ██ ███ ██████ █████ ███████████ ███████ ██████ ████ ██████████ ███████
The more detailed ███ ████████ ███ █████████ ███ ████ ██████████ ██ ███ ████ ██ ███████████ █████ ██ ████ █████████
Predictions based only ██ ███████ ██████ ███ ████████ ██ ██ █████████