Question

resulting crash fatality rates. At a 0.05 level of significance determine if there is sufficient evidence to support the claim there is not a linear relationship between the weight of cars and crash fatality rates? Given these results, what is the best predictor of Y when X = 4000 lb?

X	Weight of Imports lbs	2300	2650	3580	4800	5300
Y	Car Crash Fatality Average	15.9	15.7	16.8	17.2	19.1

What is the Null and Alternative hypothesis?

What is the CV and/or alpha?

What is the r value and is it significant based on a CV or P-Value?

What is the Decision and summary?

What is the best estimate of Y when X = 4000 lbs ?

Answer 1