The U.S. Postal Service (USPS) has used optical character recognition (OCR) since the mid-1960s. In 1983,...

The U.S. Postal Service (USPS) has used optical character recognition (OCR) since the mid-1960s. In 1983, USPS began

deploying the technology to major post offices throughout the country (www.britannica.com). Suppose that in a random sample

of 500 handwritten zip code digits, 466 were read correctly.

(b) What sample sample size is needed if we want the 95% confidence interval for the proportion of correct reading to have a margin of

error to 1% or less?

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The U.S. Postal service (USPS) has used optical character recognition (OCR) since the mid-1960s. In 1983, USPS began

orchestra answered 1 year ago

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