Gabriella signed up for a streaming music service that costs $8 per month. The service allows Gabriella to listen to unlimited music, but if she wants to download songs for offline listening, the service charges $1 per song. How much total money would Gabriella have to pay in a month in which she downloaded 50 songs? How much would she have to pay if she downloaded ss songs?

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?