"I'm having a hard time with this lesson, because the rules for rational exponents are so different than the rules for integer exponents." (Write a response to your classmate's comment. State whether you agree or disagree with the comment and why. ) 

1a. Choose one of the rules for rational exponents. Explain it to your classmate using complete sentences. 

2b. Create a problem and use it to show your classmate how your strategy works. Use complete sentences in your explanation.​

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?