A biologist tests different lighting conditions for bacteria. She uses the same number of the same strain of bacteria on each petri dish, with the same type and amount of growing medium on each. Each petri dish is subjected to a different amount of light for a 24-hour period. After this time, the biologist counts the number of bacteria on each petri dish. independent variable: dependent variable: constant variable(s): PLEASE LIST ALL VARIABLES
A biologist tests different lighting conditions for bacteria. She uses the same number of the same strain of bacteria on each petri dish, with the same type and amount of growing medium on each. Each petri dish is subjected to a different amount of light for a 24-hour period. After this time, the biologist counts the number of bacteria on each petri dish. independent variable: dependent variable: constant variable(s): PLEASE LIST ALL VARIABLES
Ciccarelli: Psychology_5 (5th Edition)
5th Edition
ISBN:9780134477961
Author:Saundra K. Ciccarelli, J. Noland White
Publisher:Saundra K. Ciccarelli, J. Noland White
Chapter1: The Science Of Psychology
Section: Chapter Questions
Problem 1TY
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A biologist tests different lighting conditions for bacteria. She uses the same number of the same strain of bacteria on each petri dish, with the same type and amount of growing medium on each. Each petri dish is subjected to a different amount of light for a 24-hour period. After this time, the biologist counts the number of bacteria on each petri dish.
- independent variable:
- dependent variable:
- constant variable(s):
PLEASE LIST ALL VARIABLES!
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