Aconvex lens has a diameter of 30 mm and a depth of 5 mm at the center. how far from the vertex is the focus?

Which compound inequality could be represented by the graph?

Solve the equation. then check your solution 8=1.88+a

Identify the statement below as either descriptive or inferential statistics. upper a certain website sold an average of 117 books per day last week. is the statement an example of descriptive or inferential statistics? a. it is an example of descriptive statistics because it uses a sample to make a claim about a population. b. it is an example of inferential statistics because it uses a sample to make a claim about a population. c. it is an example of inferential statistics because it summarizes the information in a sample. d. it is an example of descriptive statistics because it summarizes the information in a sample.