Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used. Match each expression to the scenario it represents.

1.18x 13/10x 0.82x 3/10x 7/10x 0.18x

Expressions:

The price of a game that's been discounted 18% off its list price (x)

The price of a toy that sells for 18% more than the amount (x) needed to build the toy

The volume of water remaining in a tank after 3/10 of its original volume (x) is drained out

The total amount of flour in a bakery after receiving new stock equal to 3/10 of its current stock (x)

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?