1) Using the "Weight (lbs)" data and assuming this data represents a sample,at what value does data become significantly low? (Hint: You will need to find the sample mean and sample standard deviation)

2) Using the "Weight (lbs)" data and assuming this data represents a census,at what value does data become significantly high? (Hint: You will need to find the population mean and population standard deviation)

3) Using the "Weight (lbs)" data and assuming this data represents a sample,at what value does data become significantly high? (Hint: You will need to find the sample mean and sample standard deviation)

4) Assume the "Weight (lbs)" data is from a census. Find the z-score for the Porsche Cayenne at 4680 lbs.

5) Assume the "Weight (lbs)" data is from a census. Find the z-score for the Nissan Z at 3385 lbs.