Upload CARS data. SETUP: It is believed that Mercedes' prices (Suggested price) are higher than BMW's. Given the data your job is to confirm or disprove this belief. (CAREFULL: sort the data in order to extract the needed information).

1. What test/procedure did you perform?

• a. One-sided t-test
• b. Two-sided t-test
• c. Regression
• d. ??Confidence interval

2. What is the P-value/margin of error?

• a. 0.161902527
• b. 0.080951264
• c. 6.149555
• d. 8.065421
• e. ??None of these

3. Statistical interpretation

• a. Since P-value is very small we are confident that the average Price is above 40000.
• b. Since P-value is very small we are very confident that the averages are different.
• c. Since P-value is very small we are confident that the slope of regression line is not zero.
• d. ??None of these.

4. Conclusion

• a. Yes, I am confident that the above assertion is correct.
• b. No, we cannot claim that the above assertion is correct.