a) x ≤ 3, λ = 4.1
Determine each x value from x = 3 on down until the values are so far away from lambda = 4.1 that the probabilities approach zero, which in this case is x = 0. Then sum the result of x = 3, x = 2, x = 1, x = 0.
|
x |
λ |
P(x) |
|
3 |
4.1 |
0.19037 |
|
2 |
4.1 |
0.13929 |
|
1 |
4.1 |
0.06795 |
|
0 |
4.1 |
0.01657 |
|
P(x ≤ 3 | λ = 4.1)= |
0.41418 |
|
d) P(x = 0 | λ = 2.7)
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e) P(x = 1 | λ = 5.4)
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