A researcher is trying to determine the doubling time fora population of the bacterium Giardia lamblia. He starts a culture in a nutrient solution and

Reggie

Reggie

Answered question

2021-06-30

A researcher is trying to determine the doubling time fora population of the bacterium Giardia lamblia. He starts a culture in a nutrient solution and estimates the bacteria count every four hours. His data are shown in the table. ​
Time (hours)Bacteria count (CFU/mL)0374478631278161052013024173 ​
Use a graphing calculator to find an exponential curve f(t)=a×bt that models the bacteria population t hours later.

Answer & Explanation

Ayesha Gomez

Ayesha Gomez

Skilled2021-07-01Added 104 answers

Use a graphing calculator to find exponential curve f(t)=abt to model the bacteria: population:
y1abx1 statistics R2=0.9956 residuals e1 plot parameters a-36.7826
b=1.0663t
y=36.78261.0663t

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