If the Sample Size Is Greater Than 40,and the Researcher

Multiple Choice

If the sample size is greater than 40,and the researcher wants to be 95 percent confident that the population mean lies somewhere in a confidence interval,the population mean will be somewhere between the sample mean ________ 1.96 ________ the ________ .

A) minus;times;standard error of the mean
B) plus or minus;times;standard error of the mean
C) times;minus;standard deviation
D) plus;times;standard error of the mean
E) minus;divided by;standard deviation