Fundamentals of Probability and Statistics for Engineers

0.999990.9999

0.9990.99

0.90.8

0.8

0.70.6

0.6

0.5

0.5

0.4

0.4

0.3

0.3

0.2

0.2

0.1

0.1

0.01 0.001

0.00010.00001

1.0

2

3

4

5

6 7

7

8

8

9

9

10

10

10

15

15

15

30

20

20

30

30

40

40

k

= 50

k

= 50

k

= 6

1

2

3

4

5

k = 0

Figure 6.4

Probab

ility distribution function of the Poi

sson distributio

n (H aight, 1967), R e

produced with permission of John Wiley

Some Important Discrete Distributions 179

k]≤)t,(0X[P

ν =

λt