In order to compare two textbooks, a teacher recommends one book to one class and another book to another class. At the end of the year, the classes are each tested. The results are detailed below. Text A 44 52 95 76 13 94 83 72 55 81 22 25 64 Text B 65 72 48 63 68 59 68 62 75 79 81 72 64 If the standard deviation for Class A was 26.3 and the standard deviation for Class B was 8.5, which class was more consistent?

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y > 2x + 3y is less than negative 3 over 2 times x minus 4part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points)part b: is the point (â’4, 6) included in the solution area for the system? justify your answer mathematically. (4 points)