4. For each statement below, determine whether the statement is true or false. Circle your answer if you are writing your solutions on this document. If you are writing your solutions in a separate document, write TRUE or FALSE for each statement. (a) TRUE FALSE If the correlation between hours spent on social media and selfreported anxiety levels in high school students was found to be r = .8 in a large sample of high school students, this would be sufcient evidence to conclude that increased use of social media causes increased levels of anxiety. (3 pts) (b) TRUE FALSE Linear models cannot describe any nonlinear relationships between variab es. (3 pts) {c} TRUE FALSE Suppose 95% prediction interval for a new observation from a. distribution is computed based on a. random sample from that distribution. Then 95% of new observations from that distribution should fall within the prediction interval. (3 pts} (d) TRUE FALSE It is possible to accurately and honestly draw meaningful inferences from bad data. (3 pts)