Suppose. that. the. appearance. of. me.teors. in. the. night. s.ky. can. be. modeled. with. a. Poisson. dis. tri. bu.tion. with. A = 1 me.teor. per. h.our. 1. What. is. the. pro. ba. bi.li.ty that. you. have. to. wa.it. more. than. one. hour. to. see. a. me.teor? li. What. is. the. pro. ba. bility that. you. have. to. wa.it. more. than. two. hours. to. see. two. me. teors.? lii. What. is. the. pro. ba. bi.li.ty that. you. have. to. wa.it. more. than. three. hours. to. see. three. Me.teors