Suppose you are to design an experiment for the following problems, identify the independent variable (IV), dependent variable (DV), two to three constant factors and the possible control to be used in the experiment. Write your answers in the worksheet. 1. Does the type of laundry detergent affect the cleanliness of clothes? Problem: ________________________ a. IV b. DV _ c. Constant d. Control Group 2. Do bigger dogs have more puppies in a litter? Problem: ______ a. IV b. DV _ c. Constant d. Control Group 3. Do homeworks improve students’ grade in Mathematics? Problem: ______ a. IV b. DV _ c. Constant d. Control Group __________________

Principles Of Pharmacology Med Assist

6th Edition

ISBN:9781337512442

Author:RICE

Publisher:RICE

Chapter2: Decimal Fractions

Section: Chapter Questions

Problem 12SA

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Suppose you are to design an experiment for the following problems, identify the independent variable
(IV), dependent variable (DV), two to three constant factors and the possible control to be used in the
experiment. Write your answers in the worksheet.

1. Does the type of laundry detergent affect the cleanliness of clothes?
Problem: ________________________________________________
a. IV ________________________________________________
b. DV _______________________________________________
c. Constant __________________________________________
d. Control Group ______________________________________

2. Do bigger dogs have more puppies in a litter?
Problem: ________________________________________________
a. IV ________________________________________________
b. DV _______________________________________________
c. Constant __________________________________________
d. Control Group ______________________________________

3. Do homeworks improve students’ grade in Mathematics?
Problem: ________________________________________________
a. IV ________________________________________________
b. DV _______________________________________________
c. Constant __________________________________________
d. Control Group ______________________________________

4. What is the effect of the amount of time spent on social media on a person’s anxiety level?
Problem: ________________________________________________
a. IV ________________________________________________
b. DV _______________________________________________
c. Constant __________________________________________
d. Control Group ______________________________________

5. Do rice plants grow faster in saline water compared to pure water?
Problem: ________________________________________________
a. IV ________________________________________________
b. DV _______________________________________________
c. Constant __________________________________________
d. Control Group ______________________________________

Example:
1. Does the type of glue affects the durability of pasted
materials?
IV: Glue (Elmer’s vs. HBW vs. Scotch vs. Best Buy)
DV: Durability of pasted materials
Constant: Materials used, amount of glue used, time of glue
application
Control: Negative (Material without glue)

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