Consider the hospital emergency department visits shown in table below. People may leave without being seen by a physician, and those visits are denoted as LWBS. The remaining visits are serviced at the emergency department, and the visitor may or may not be admitted for a stay in the hospital. Hospital Total LWBS Admitted Not admitted P = i 1 2 3 P = i 4 5219 7127 5686 4390 22422 Assume that the records are reviewed from two visits selected randomly without replacement from the table. Total 192 266 248 233 939 1207 1528 670 974 4379 3820 5333 4768 3183 17104 (a) What is the probability that the second visit selected is LWBS given that the first visit selected is LWBS? Round your answer to four decimal places (e.g. 0.9876). (b) What is the probability that both visits are LWBS from hospital 4? Round your answer to six decimal places (e.g. 0.987654). !

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Consider the hospital emergency department visits shown in table below. People may leave without being seen by a physician, and
those visits are denoted as LWBS. The remaining visits are serviced at the emergency department, and the visitor may or may not be
admitted for a stay in the hospital.
Hospital
Total
LWBS
Admitted
Not admitted
P =
Assume that the records are reviewed from two visits selected randomly without replacement from the table.
1 2 3 4 Total
5219 7127 5686 4390 22422
(a) What is the probability that the second visit selected is LWBS given that the first visit selected is LWBS?
Round your answer to four decimal places (e.g. 0.9876).
i
P =
192 266 248 233 939
1207 1528 670 974 4379
3820 5333 4768 3183 17104
i
(b) What is the probability that both visits are LWBS from hospital 4?
Round your answer to six decimal places (e.g. 0.987654).
Transcribed Image Text:Consider the hospital emergency department visits shown in table below. People may leave without being seen by a physician, and those visits are denoted as LWBS. The remaining visits are serviced at the emergency department, and the visitor may or may not be admitted for a stay in the hospital. Hospital Total LWBS Admitted Not admitted P = Assume that the records are reviewed from two visits selected randomly without replacement from the table. 1 2 3 4 Total 5219 7127 5686 4390 22422 (a) What is the probability that the second visit selected is LWBS given that the first visit selected is LWBS? Round your answer to four decimal places (e.g. 0.9876). i P = 192 266 248 233 939 1207 1528 670 974 4379 3820 5333 4768 3183 17104 i (b) What is the probability that both visits are LWBS from hospital 4? Round your answer to six decimal places (e.g. 0.987654).
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