Messages travel from neurons to other neurons, muscles, or glands via chemical messengers called____________

Which of the following achievements is a good predictor of worldwide health?

obtaining a master's degree or a PhD successful completion of secondary education attending private schools rather than public schools attending schools that incorporate Western academia and social values

Researchers use _________________ to determine whether the difference between groups is statistically significant

A) correlation coefficients B) descriptive statistics C) hypothesis testing D) vector analysis