SOMEONE HELP I AM IN DESPERATE NEED AND WILL DO ANYTHING A scientist saw that her tulip plants in the front yard were growing taller than the tulips in the back yard. She thought that maybe the amount of water was making the difference so she planted new bulbs in an unused portion of her backyard and separated it into three areas of equal size: A, B, and C. She watered the tulips in area A the required amount as stated by the fertilizer used, 5 cups per day. She watered area B with 10 cups of water per day and area C with 15 cups of water per day. She planted 10 bulbs in each group and used the same fertilizer throughout the entire garden. She collected results for 1 month and recorded the height of the plants in inches on Sunday of each week. Her data is presented below.

Day 7 – A 2 inches, B 3 inches, C 4 inches, Day 14 - A 5 in, B 8 in, C 4 in, Day 21 –A 9 in, B 13 in, C 5 in, Day 28 – A 13 in, B 20 in, C 3 in.

1. For the story above in class, answer the following questions. Answer all in complete sentences.

A. Define independent variable.

B. List the independent variable(s).

C. Define dependent variable.

D. List the dependent variable(s).

E. Define controlled variables.

F. List three controlled variables.

G. Define control group.

H. List the control group.

I. What conclusion can you draw from the data? How is it supported with the data?

J. List and explain one way you would improve this experimental setup to make it more reliable and valid with supporting data.