In adults, the pneumococcus bacterium causes 70% of pneumonia cases. In a random sample

Chapter 5, Problem 5.7-6

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QUESTION:

In adults, the pneumococcus bacterium causes 70% of pneumonia cases. In a random sample of n = 84 adults who have pneumonia, let X equal the number whose pneumonia was caused by the pneumococcus bacterium. Use the normal distribution to find P(X 52), approximately.

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QUESTION:

In adults, the pneumococcus bacterium causes 70% of pneumonia cases. In a random sample of n = 84 adults who have pneumonia, let X equal the number whose pneumonia was caused by the pneumococcus bacterium. Use the normal distribution to find P(X 52), approximately.

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