4. Health Data Analytics
Statistical Methods — Quiz
Test your understanding of statistical methods with 5 practice questions.
Practice Questions
Question 1
Which statistical method is used to determine if there is a significant association between two categorical variables?
Question 2
When interpreting analytical results, what does a statistically significant p-value (e.g., $p < 0.05$) generally indicate?
Question 3
In the context of clinical research, what is the primary goal of regression analysis?
Question 4
Which of the following describes a Type II error in hypothesis testing?
Question 5
A study investigates the effect of a new diet on cholesterol levels. The mean cholesterol level in the intervention group decreased by $15 \, mg/dL$ with a standard deviation of $5 \, mg/dL$. What statistical concept is being described by the $15 \, mg/dL$ decrease?