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the marketing manager of a certain company believes that 55% of the firms orders comes from first-time customers. A random sample of 49 corders is

the marketing manager of a certain company believes that 55% of the firms orders comes from first-time customers. A random sample of 49 corders is selected in order to calculate a new estimate for the proportion of first -time customers.

what is the probability that the sample proportion will be less than 60%

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