Question

If we have 3 datasets in which dataset 1 has 10 observations, dataset 2 has 20 observations, and dataset 3 has 30 observations, what will be a true statement when the mean for all three datasets is equal? * O Dataset 1 has the smallest variance O Dataset 3 has the maximum variance O All datasets have the same variance O None of the above

Answer 1

Answer:

all datesheet have same

Answer 2

Given: If we have 3 datasets in which dataset 1 has 10 observations, dataset 2 has 20 observations, and dataset 3 has 30 observations'

The correct answer is option "3".

All the datasets have the same variance;