### Calculate 95% and 99% confidence intervals for the mean selling price of vehicles sold by Winter Pontiac. Test the hypothesis that the mean selling price of automobiles sold by Winter Pontiac is less than $25,000. Use alpha= .05

1) Calculate 95% and 99% confidence intervals for the means selling price of Vehicles sold by Winter Pontiac. 2) Test the hypothesis that the mean selling price of automobiles sold by Winter Pontiac is less than $25,000. Use alpha= .05 To solve the problem 1 and 2 below use the following table