Suppose you design an experiment in which you grow bacteria on several petri pla

Question

Suppose you design an experiment in which you grow bacteria on several petri plates, each containing a different medium. Which of the following are examples of discrete variables in this experiment? (More than1 answer is correct) Select one or more: a. Temperature of the medium in which bacteria on each petri plate are growing, in degrees C b. Number of different species of bacteria growing on each petri plate c. Number of bacterial colonies on each petri plate d. Time required for any bacterial growth to appear on each petri plate e. Species of bacteria growing on each petri plate

Explanation / Answer

Ans : Options b and c.   

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