One option for the game is to change the matching scheme. We lvill be comparing these two matching schemes. The shapes and cutouts are all the same color (SC) The shapes and cutouts are different colors (DC) Is there a difference in the average time to complete all of the matchesís) for the different matching schemes? Each person completed the puzzle using both methods What is the appropriate alternative hypothesis?

Find the value of ax 4 ; a = 2, x = 1. select one: a. 2 b. 4 c. 1 d. 8

Find the cosine function that is represented in the graph.

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.