While surfing the Internet, you find a site that claims to offer the most popular and the cheapest DVDs anywhere. Unfortunately, the website isn't dear about the how much they charge for each DVD, but it does give you the following information: (in the picture)

1. plot the points and connect them to form a line?

2. What is the slope of the line containing the points?

3. What does the slope represent in the problem

4. What is the Y intercept of the line that contains the points?

5. What does the Y intercept represent in this context?

6. What is the equation that represents the line?

Abottled water distributor wants to estimate the amount of water contained in 1-gallon bottles purchased from a nationally known water bottling company. the water bottling company’s specifications state that the standard deviation of the amount of water is equal to 0.02 gallon. a random sample of 50 bottles is selected, and the sample mean amount of water per 1-gallon bottle is 0.995 gallon a. construct a 99% confidence interval estimate for the popula-tion mean amount of water included in a 1-gallon bottle. b. on the basis of these results, do you think that the distributor has a right to complain to the water bottling company? why? c. must you assume that the population amount of water per bottle is normally distributed here? explain. d. construct a 95% confidence interval estimate. how does this change your answer to (b)?