Mathematics, 08.10.2019 05:00 Bryanguzman2004
Acertain standardized test's math scores have a bell-shaped distribution with a mean of 520 and a standard deviation of 110. complete parts (a) through (c).
(a) what percentage of standardized test scores is between 190 and 850? (round to one decimal place as needed.)
(b) what percentage of standardized test scores is less than 190 or greater than 850? (round to one decimal place as needed.)
(c) what percentage of standardized test scores is greater than 740? (round to one decimal place as needed.)
Answers: 1
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Acertain standardized test's math scores have a bell-shaped distribution with a mean of 520 and a st...
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