Sampling A sample is chosen randomly from a population that can be described by a Normal model.  a) What’s the sampling distribution model for the sample mean? Describe shape, center, and spread.  b)...

Sampling A sample is chosen randomly from a population that can be described by a Normal model.

 a) What’s the sampling distribution model for the sample mean? Describe shape, center, and spread.

 b) If we choose a larger sample, what’s the effect on this sampling distribution model?