mean household size in the United States in 2004 was 2.3 people, Statistics
According to the Energy Information Administration, the mean household size in the United States in 2004 was 2.3 people with a standard deviation of 1.4. All possible samples of size 100 are randomly sampled from the population of US households.
a) What is the name of the sampling distribution?
b) Determine the mean and standard deviation of the sampling distribution. (use the correct name and symbol for each)
c) What is the probability that a random sample of 100 households selected from the population will have a mean household size of 1.5 or less?