Question 1179295
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Hi
Distribution: normal with µ = 54.9 and σ = 3.9
Using TI or similarly an inexpensive calculator like an Casio fx-115 ES plus
SELECT ONE:
P( 57.65< x < 63.05) = normalcdf(57.65,63.05,54.9,3.9) = .222 

Wish You the Best in your Studies.
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