Car enthusiastic believe that for the past 10 years, cars have not increase in hp. Using the mtcars built in data file from R software. Conduct a statistical analysis to determine whether there is statistically significant evidence to show that the average hp in the population is below 150 (which is the average hp from cars made in 2008). Provide the p-value from the analysis. Question 8 Using the mtcars built in data file in R, draw a bar chart to see how many cars have a hp value between 50 to 100. Hint: Refer to the trees example in class from R1 tutorial notes