Stuck on this question. Any help? ​

What is not true about kl and mn? what is mn? (show )

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 0.45, a standard deviation of 0.001, and margin of error of 0.5% a)0.44 b)0.46 c)0.45

This sucks i am not a membership person! take my points