Variability is the degree of difference between each individual score and the central tendency. Estimates of variability are:
A. Range and standard deviation
B. Mean and standard deviation
C. Mean and range
D. Mean and quartile deviation
Answer:A
Variability is the degree of difference between each individual score and the central tendency. Estimates of variability are:
A. Range and standard deviation B. Mean and standard deviation C. Mean and range D. Mean and quartile deviation