Statistics For Life Sciences 2 Flashcards
1
Q
Name some measurements of variation
A
-range
-interquartile range
-sum of squares
2
Q
Give 3 measures of centrality
A
Mean,median and mode
3
Q
What does a general linear model describe
A
A relationship between the response and explanatory variable that helps you test the effect the latter has on the former
4
Q
What is a good data plot for one variable
A
Histogram
5
Q
Define R²
A
The proportion of variation explained by the model
6
Q
What is the multiple R²
A
The absolute explanation (%) due to the response variable
7
Q
What is the p-value
A
The probability of the significance statistic being that extreme or more if the null hypothesisis true
