Answer Happy

Please note that I need full answer of all parts a,b,c,d,e,f
If you can't solve them all please don't solve it
I need full and correct answers, otherwise I will put dislike atthe solution
M=13
Question 2 (50 points): A fuel oil company claims that 10% of the homes in a certain city are heated by oil. Do we have reason to believe that less than 10% are heated by oil if, in a random sample of 400 homes in this city, M are heated by oil? Use a 0.05 level of significance. M=13 a) State the hypotheses. (5 points) b) Compute the test statistic. (5 points) A=130 c) Find p-value and write your rejection criterion. (5 points) d) Make the decision to reject or not reject the null hypothesis and state your conclusion. (5 points)
e) Test the hypotheses by using confidence interval approach. Interpret your confidence interval and discuss the claim. (15 points) f) Solve by Minitab and interpret your output. Copy your output and insert in your solution. Compare the results. Are they different? Why? / Why not? (15 points)