USE THE PROMPT TO ANSWER THE 3 QUESTIONS BELOW. Recently, a nurse commented that

Question

USE THE PROMPT TO ANSWER THE 3 QUESTIONS BELOW. Recently, a nurse commented that when a patient calls the medical advice line claiming to have the flu, the chance that he or she truly has the flu (and not just a nasty cold) is only about 4%. Of the next 25 patients calling in claiming to have the flu, we are interested in how many actually have the flu.

83. Define the random variable and list its possible values.

84. State the distribution of X.

86. On average, for every 25 patients calling in, how many do you expect to have the flu? PLEASE SHOW WORK

Explanation / Answer

83. X= the number of patients calling in claiming to have the flu, who actually have the flu.

X= 0, 1, 2, …25

84. the distribution of X ~ (25,0.04)

86.  The number of patients who actually have the flu out of 25 patients will be

4/100 *25 =1

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