2 guides on this topic
statistical-analysis
What each statistical-analysis question is really asking, how to structure the answer, and where the marks are likely to sit.
Discussion postStatistical analysis
DQ 2 : Describe the best way to visualize the data you will collect for your DPI Project to have the most effect on your audience.
Statistical analysis
The phrase 'most effect on your audience' is the instruction. The chart follows from who is looking and what claim they need to accept, and for improvement data that usually means a run chart.
Discussion postStatistical analysis
DQ 1 : Explain why correlation is a common statistic to measure a generally linear relationship between two variables.
Statistical analysis
Twenty-two words, and the word doing the work is why. Explaining what r is answers a different question from explaining why it is the statistic everyone reaches for.