Kiyo tiled 3//6 of a floor in one office, and steven tiled 5/12 of the floor in another office. write to explain how to use a benchmark fraction to determine who tiled a greater portion of a floor. the floors in each office are the same size.

Carly stated, “all pairs of rectangles are dilations.” which pair of rectangles would prove that carly’s statement is incorrect?

How many square centimeters of wrapping paper will be used to wrap the shoe box?

Stu and ambrose are working together on a study of whether diet is related to students' mental health. first, they randomly select 10 students from the student center and 10 students from the office of counseling and psychological services. then, they ask students to rate their diet in terms of healthiness on a scale of 1-100 before completing a 20-item mental health survey. a) name one of the constructs being studied b) how was the construct you named above operationally defined in this experiment? e) was the variable you described above their independent variable, their dependent variable, or a controlled variable? d) what is a confounding variable? what is a potential confound in this study?