13. 9. Craig Bartlett uses his truck primarily for business. For $50,000.00 property damage limits
and 25/50 bodily injury limits, his base premium is $214.45. His base premium is $214.00
for $50-deductible collision insurance and $65.20 for $50-deductible comprehensive
insurance. What is Craig's annual base premium?

Find the area of the unshaded square

Is a triangle with sides of length 6ft, 21 ft, 23 ft. a right triangle?

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)?