Mathematics, 06.04.2021 04:40 graciemonceret6213
in a sample of 25 students at a music school. 11 students play more than one instrument. There are 300 total students at the music school. bases on the sample, how many students would probably play more than one instrument?
Answers: 1
Mathematics, 21.06.2019 18:00
Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.
Answers: 2
Mathematics, 22.06.2019 02:20
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
Mathematics, 22.06.2019 03:20
Through which points should a line of rotation be placed to create a cylinder with a radius of 3 units
Answers: 2
in a sample of 25 students at a music school. 11 students play more than one instrument. There are 3...
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