In: Statistics and Probability
1.) What is we draw a sample of 225 people from a population with the mean age of 40 and the standard deviation of 24:
1.) What is the probability of getting a sample mean of 38.2 or lower ?
2.) What is the probability of getting a sample mean of 44.5 or higher ?
3.) What is the probability of getting a sample mean between 38.2 and 44.5 ?