Previous Question
15. A medicinal study finds a strong correlation between increasing drug dose and decreasing tumor size. However, the study design was purely observational. What is the critical biostatistical caution when interpreting this finding?
Next Question
17. A study aims to estimate the average height of adult males in a country. A random sample of 1000 males is taken. The sample mean height is calculated. This sample mean is an example of a:
