P-values and Confidence Intervals In a previous post, I talked about p-values – what they tell you and what they don’t tell you. Quick recap since talking about confidence intervals is related to p-values: p-values ONLY tell you whether a research result is statistically significant or not based on the
This month’s blog theme is nursing research, so I’m discussing the meaning of some statistical concepts to help you interpret the research studies you are reading. I’m going to talk about several concepts this month that I have found both undergraduate and graduate students struggle to really understand. Last week
There are two types of significance used to interpret research studies – statistical significance and clinical significance. They are not the same thing. One answers the question, Are the statistical results due to random chance? and the other answers the question, So what? Will the results matter to our patients?
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