a community survey by an animal rights organization found that one fith households had two dogs, one fourth had one dog, and the rest had no dogs, if a household is selected at random, what is the expected number of dogs living that house?

Tell me how you got the it use the figures to answer questions 1and 2. in each diagram, line k is parallel to line l, and line t intersects lines. 1. based on the diagrams, what is the value of x? 2. how would you verify your answer for x?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Suppose your sat score is 2040. a college with an average sat score for admintted students of which of these would most likely be your best option?