An r value of .8 indicates a strong positive correlation.  True  False

2. A researcher measures the relationship between temperature and freeway traffic, with a correlation of -0.61. We would say this relationship is: Negative and Moderate Negative and Strong Positive and Moderate Positive and Weak O o o O

e. Compute the covariance and correlation coefficient r between the right tire pressure. f. How do you know the relationship between pressure in the left and right tires is positive. g. What value would a correlation coefficient (r) be close to if there was no (linear) relationship between the 2 tire pressures?

A study was done that looked at how much red meat people consumed and how long they lived. The correlation r was found to be 0.98 and the p-value for correlation was 0.0005. Then a person who does not eat red meat will live longer than a person who has an 18 ounce steak every day. true O false