Mathematics, 05.12.2019 19:31 Kookiexperfect9420

Twenty-five percent of the customers entering a grocery store between 5 p. m. and 7 p. m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.
(a) what is p(1), that is, p(x = 1)? (round the answer to five decimal places.)
p(1) =

(b) what is p(x 1)? (round the answer to five decimal places.)
p(x 1) =

(c) what is p(2 x)? (round the answer to five decimal places. hint: make use of your computation in part (
p(2 x) =

(d) what is p(x 1)? (round the answer to five decimal places.)
p(x 1) =

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Twenty-five percent of the customers entering a grocery store between 5 p. m. and 7 p. m. use an exp...