Assume That One Counted 67 Plaques on a Bacterial Plate

question 35

Multiple Choice

Assume that one counted 67 plaques on a bacterial plate where 0.1 ml of a 10^-5 dilution of phage was added to bacterial culture.What is the initial concentration of the undiluted phage?

• A)6.7 × 10^-5 pfu/ml
• B)0.1 × 10⁵ pfu/ml
• C)6.7 × 10⁵ pfu/ml
• D)67 pfu/ml
• E)6.7 × 10⁷ pfu/ml pfu = plaque- forming units

Understand the importance of sample size in approximating binomial distributions with normal distributions.

Apply knowledge of probability distributions to interpret and perform calculations regarding real-life scenarios.

Understand the concept of probability in the context of random sampling and its calculation in different scenarios.

Comprehend the role of the normal distribution in statistical analysis and its properties.

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Definitions:

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