A car dealer has noticed that 1 out of 25 new car buyers return the car for warr

Question

A car dealer has noticed that 1 out of 25 new car buyers return the car for warranty work within the first year. Write out the number as a: A. proportion B. percent C. probability D. Write out the odds when comparing those who "did have' warranty work done to those who "did not have' warranty work done on their new car within the first year Activity 9: Consider a Hypothesis Test where the hypotheses are: Four different samples were obtained from the underiying binomial distribution found under Ho. When the inferential procedures were completed: Which sample(s) achieved statistical significance? How did you make this decision? Which sample(s)achieved practical significance? How did you make this decision? What result do you use?

Explanation / Answer

8. A. proportion would be 1:25 that 1 out of 25 new buyers return car for warranty.

B. Percent=(1/25)*100=4%

C. Probability =0.04

D. 1/25=0.04

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