83 A ssume that x is a random variable having a Poisson probability distribution with a mean of 1.5. Use Table III in Appendix: Tables to find the following probabilities:

a. P(x … 3)

b. P(x Ú 3)

c. P(x = 3)

d. P(x = 0)

e. P(x 7 0)

f. P(x 7 6)