Question 2 • Advanced Algebra: Concepts and Connections
All else being equal, if you cut the sample size in half, how does this affect the margin of error when using the sample to make a statistical inference about the mean of the normally distributed population from which it was drawn? ME=(z⋅s)/(sqrt(n))
Answer
A
The margin of error is multiplied by square root of 2 .
B
The margin of error is multiplied by square root of 0 point 5 .