Thirty percent of the customers of a grocery store use express checkout. Consider five randomly selected customers, and let x denote the number among the five who use the express checkout. (Round your...

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Extracted text: Thirty percent of the customers of a grocery store use express checkout. Consider five randomly selected customers, and let x denote the number among the five who use the express checkout. (Round your answer to three decimal places.) n USE SALT (a) Calculate p(1), that is, P(x 1). p(1) = 0.3602 (b) Calculate P(x < 1).="" p(x="">< 1)="0.5283" %3d="" (c)="" calculate="" p(2="">< x).="" (hint:="" make="" use="" of="" your="" answer="" from="" part="" (b).)="" p(2="">< x)="" :="0.4717" (d)="" calculate="" p(x="" +="" 1).="" р(х="" #="" 1)="">