1. Suppose you wish to create a narrower interval. What two things can you do to make sure the width decreases?
2. Copy and paste a 96% confidence interval for the mean price of all automobiles/homes/apartments. Answer the following questions regarding this printout:
a. What assumptions are necessary for this confidence interval to be valid? Make sure you use the words of the problem when stating these assumptions.
b. Pick the claim based on your data set: The mean rent of all apartments is $1,000 Based on the interval you created, make a statement regarding my claim. Make sure you include the reliability level in your statement.