Mathematics, 18.03.2021 01:50, alberto81
Members of the senior class held a car wash to raise money for their senior prom. They charged $3 for each car and $5 for each van. They earned a total of $275 after washing 75 vehicles. How many cars and how many vans did the senior class wash?
Answers: 2
Mathematics, 21.06.2019 20:20, krystenlitten
Pls brainliest will be awarded if answer is correct
Answers: 1
Mathematics, 22.06.2019 02:20, LillySchool6529
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?
Answers: 3
Members of the senior class held a car wash to raise money for their senior prom. They charged $3 fo...
Mathematics, 03.04.2020 03:04
Mathematics, 03.04.2020 03:04