2.] A random variable is normally distributed. It has a mean of 245 and a standard dead 21. a.) It you take a sample of size 1|], can you say what the shape of the distribution for mean is? l-'ti'hy? b.) For a sample of size ll], state the mean of the sample mean and the standard deviati sample mean. :1.) For a sample of size 1|], nd the probability that the sample mean is more than 421. d.) If you take a sample of size 35, can you say what the distribution of the sample me Why? e.) For a sample of size 35, state the mean of the sample mean and the standard deviati. sample mean. t.) For a sample of size 35, nd the probability that the sample mean is more than 421. g.) Compare your answers in part I: and e. Why is one smaller than the other