Question
On the midnight shift, the number of patients with head trauma in an emergency room has the probability distribution shown below. x 0 1 2
On the midnight shift, the number of patients with head trauma in an emergency room has the probability distribution shown below.
x | 0 | 1 | 2 | 3 | 4 | 5 | Total |
|---|---|---|---|---|---|---|---|
P(x) | .07 | .30 | .25 | .20 | .13 | .05 | 1.00 |
(a) Calculate the mean and standard deviation. (Round your mean value to 2 decimal places and standard deviation to 3 decimal places.)
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Pell And Pell–Lucas Numbers With Applications
Authors: Thomas Koshy
1st Edition
1461484898, 9781461484899
