With reference to Exercise 7.13 on page 306, assume a
Chapter , Problem 7.45(choose chapter or problem)
With reference to Exercise 7.13 on page 306, assume a bivariate normal distribution for x and y. (a) Calculate r. (b) Test the null hypothesis that = 0.5 against the alternative that < 0.5 at the 0.025 level of significance. (c) Determine the percentage of the variation in the amount of particulate removed that is due to changes in the daily amount of rainfall.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer