Q1) Probability the patient chosen at random has meningitis as one of the sites of infection is:
|
|
|
Pre epidemic 1987-1992 Count
|
Pre epidemic 1987-1992 column %
|
|
Sex
|
Male
|
75
|
50
|
|
|
Female
|
75
|
50
|
|
Race
|
White
|
120
|
80
|
|
|
Black
|
5
|
3
|
|
|
Latino
|
2
|
1
|
|
|
Asian
|
0
|
0
|
|
|
Other
|
23
|
16
|
|
Site of infection
|
Sepsis
|
66
|
44
|
|
|
Meningitis
|
39
|
26
|
|
|
Both
|
39
|
26
|
|
|
Unknown
|
6
|
4
|
a) 26%
b) 70%
c) 4%
d) 52%
Q2) The probability of the patient being chosen at random as having meningitis as only site of infection is:
i) 27%
ii) B. 30%
iii) 52%
iv) 26%
Q3) Probability histogram curve percentage of (p) -1.23
a) 10.93%
b) 39.07%
c) 50%
d) 89.07%