Mathematics, 25.07.2020 01:01 guzal5733
In a random sample of 500 handwritten zip code digits, 464 were read correctly by an optical character recognition (OCR) system operated by the U. S. Postal Service (USPS). USPS would like to know whether the rate is at least 90% correct.
Required:
Do the data provide evidence that the rate is at least 90% at a 0.05?
Answers: 2
Mathematics, 21.06.2019 17:00, saltytaetae
The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.
Answers: 3
Mathematics, 21.06.2019 20:30, raemyiajackson1
Find the value of x. give reasons to justify your solutions! h ∈ ig
Answers: 1
Mathematics, 21.06.2019 21:20, DisneyGirl11
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Answers: 3
In a random sample of 500 handwritten zip code digits, 464 were read correctly by an optical charact...
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