Tall enough to ride A new roller coaster at an amusement park requires individuals to be at least 4'8 (56 inches) tall to ride It is estimated that the heights of 12 year old boys are normally distributed with 63 2 inches and 3 5 inches What proportion of 12 year old boys is tall enough to ride the coaster A larger coaster has a height requirement of 60 inches to ride What proportion of 12 year old boys is tall enough to ride this coaster What proportion of 10 year old boys is tall enough to ride the coaster to part B but not tall enough to ride the coaster in part A

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Tall enough to ride? A new roller coaster at an amusement park requires individuals to be at least 4'8 (56 inches) tall to ride. It

Tall enough to ride?A new roller coaster at an amusement park requires individuals to be at least 4'8" (56 inches) tall to ride. It is estimated that the heights of 12-year old boys are normally distributed with = 63.2 inches and = 3.5 inches.

What proportion of 12-year old boys is tall enough to ride the coaster?

A larger coaster has a height requirement of 60 inches to ride. What proportion of 12-year old boys is tall enough to ride this coaster?

What proportion of 10-year old boys is tall enough to ride the coaster to part B but not tall enough to ride the coaster in part A?

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