Migraine Treatments
The following data were generated from a 2 × 2 factorial experiment with 3 replicates,where factor A levels represent two different injection procedures of an anesthetic to the occipital nerve (located in the back of the neck),and factor B levels represent two different drugs,which physicians recommend to increase the effectiveness of the injections.Three migraine patients were randomly selected for each combination of injection and drug. 
-{Migraine Treatments Narrative} Test at the 5% significance level to determine if differences exist among the levels of factor A.
Definitions:
Experimental
describes a research methodology involving the manipulation of variables to test a hypothesis in a controlled environment.
Sequential
Relating to or forming a sequence, where items are ordered according to a logical or natural progression.
Scientific Method
A systematic approach to investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.
Cohort
A group of people who share a common characteristic or experience within a defined period, often used in research studies.
Q1: {Watching the News Narrative} Determine the p-value.
Q17: {Tire Rotation Narrative} Does this data provide
Q70: The point where confidence intervals and
Q71: If the p value is less
Q88: In a simple linear regression model,testing
Q103: The distribution of the test statistic for
Q116: If you want to describe a population
Q159: {UV's and Skin Cancer Narrative} What does
Q163: (Sales and Experience Narrative} Determine the coefficient
Q169: {Engine Wear Narrative} Estimate with 90% confidence