Question

In your study on coffee consumption, you are only able to recruit a very small sample with very high variability in coffee drinking habits.

1. Random Error
2. Bias
3. Confounding

Answer 1

Solution:

In your study on coffee consumption, you are only able to recruit a very small sample with very high variability in coffee drinking habits.

Answer: The correct answer is a. Random error

Explanation:

The random error also known as the random variation occurs due to variability in the sample. The variability in the sample can be reduced by increasing the sample size. Since the error caused in the study of coffee consumption is due to less sample size and can be improved by including more and more individuals in the sample.Therefore, the error will be considered as the random error