Independent and Dependent Variables

What is the dependent variable in the statement? The number of pages read, p, and the time spent reading, t

• Dependent variable: p

• Dependent variable: t

Tags

CCSS.6.EE.C.9

What is the independent variable in the statement?

• Independent variable: p

• Independent variable: c

Tags

CCSS.6.EE.C.9

What is the independent variable in the statement?

• Independent variable: w

• Independent variable: p

Tags

CCSS.6.EE.C.9

A vacationer has $300 to spend over the next 20 days. The first two days, she spends $20 on food each day. She visits with a family member for the next four days and does not spend any money. She then spends $20 on transportation on each of the remaining days until she spends all of her money. The dependent variable in this scenario is _________

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

When Jane exercises on an elliptical machine, her initial heart rate is 90 beats per minute. She warms up at this rate for 5 minutes. Over the next 5 minutes, she gradually increases to 150 beats per minute. She maintains that rate for 15 minutes before gradually decreasing back to her original heart rate at the end of her 30-minute workout. The dependent variable in this scenario is ___________

A city discovers that its population has been tripling every year. The independent variable in this scenario is __________

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

A city discovers that its population has been tripling every year. The dependent variable in this scenario is __________

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Sarah is bringing treats to her elementary school class on her birthday. The number of treats she brings in is based on the number of students in her class.
t = the number of treats
s = the number of students
Which of the variables is independent?

• s = the number of students

• t = the number of treats

Tags

CCSS.6.EE.C.9

One chicken is injected with a growth hormone while another chicken is not injected with a growth hormone. After one year, both chickens are weighed. What is the dependent variable?

• If the chicken was injected with a growth hormone or not

• The weight of the chicken

• The type of chicken

One chicken is injected with a growth hormone while another chicken is not injected with a growth hormone. After one year, both chickens are weighed. What is the independent variable?

• If a chicken was injected with a growth hormone or not

• The weight of the chicken

• The type of chicken