Source: Exemplar
If each observation of the data is increased by 5, then their mean
Options
Option A
remains the same
Option B
becomes 5 times the original mean
Option C
is decreased by 5
Option D is correct
is increased by 5
If each observation of the data is increased by 5, then their mean
remains the same
becomes 5 times the original mean
is decreased by 5
is increased by 5