ACTUAL Exam Questions and CORRECT
Answers
Central Limit theory (case 1) - CORRECT ANSWER - Large sample, is taken from a
population with any type of distribution that has a mean mew and std dev sigma
-sample means will have a normal distribution
Central limit theory (second case) - CORRECT ANSWER - If a sample of any size is
taken from a population with a normal distribution with mean mew and std dev sigma
-the dist of means of sample size n will be normal
Population mean - CORRECT ANSWER -
Sample mean - CORRECT ANSWER -
Mean of sample means - CORRECT ANSWER -
Standard deviation of sample means - CORRECT ANSWER -
Sampling distributions - CORRECT ANSWER - the probability distribution of a statistic
Rules for sampling distribution - CORRECT ANSWER - -for samples size n=30+ the
distribution of the sample means can be approximated by a normal distribution
-check binomial criteria
sample proportion - CORRECT ANSWER -