The distribution of random variable rr has mean 10 and standard deviation 4. The distribution of random variable ss has mean 7 and standard deviation 3. If rr and ss are independent, what are the mean and standard deviation of the distribution of r−sr−s ?.

Dangers of publicizing casual conclusion that maybe correlated

Trey has answered 15 e-mails. this is 20% of e-mails he must answer. how many e-mails does he need to answer? pls ; op'; ; p'[o; pio; uiylutryte

Classify each action depending on whether it will meet or fail to meet the goals of the organization. a group of students form a healthy earth club at their school. their goal is to limit their school’s impact on human-led climate change. they brainstormed a list of actions they can take to meet this goal.