Define a variable, write an equation to model the problem using the variable, then solve. Show ALL work.
Karen is reading The Great Gatsby in English class. So
far, she has read 30 pages. If she reads 18 pages a day
and there are 192 pages in the book, how many days
will it take her to finish the book?

10 points for correct answers

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?