In: Statistics and Probability
Compare your sample estimate to the current mean gas in the
U.S.
What is the mean...
Compare your sample estimate to the current mean gas in the
U.S.
- What is the mean price of gasoline in the U.S.? You might try
reading the graph on this GasBuddy website.
- Set up a null and alternative hypothesis to see if your sample
for Dayton is enough to prove that the population mean price in
Dayton is different than the mean price in the U.S. Test the
hypotheses. Show your work.
- Using a significance level of 0.05, what is your
conclusion?
You will need to show all your work,
step-by-step, and write a final summary of the results and what you
learned by doing this activity.
The mean price of gas in US is 2.22
The mean in Dayton is 2.217 SD is .070711 n is 30
The mean in Ohio is 2.21 SD is .0707 n is 5