A new roller coaster at an amuse- 6.32 Tall enough to ride? TRY ment park requires individuals to be at least 4' 8" (56 inches) tall to ride. It is estimated that the heights of 10-year-old boys are normally distributed with p inches and o 54.5 4.5 inches. a. What proportion of 10-year-old boys is tall enough to ride the coaster? b. A smaller coaster has a height requirement of 50 inches to ride. What proportion of 10 year-old-boys is tall enough to ride this coaster? c. What proportion of 10-year-old boys is tall enough to ride the coaster in part b but not tall enough to ride the coaster in part a?
A new roller coaster at an amuse- 6.32 Tall enough to ride? TRY ment park requires individuals to be at least 4' 8" (56 inches) tall to ride. It is estimated that the heights of 10-year-old boys are normally distributed with p inches and o 54.5 4.5 inches. a. What proportion of 10-year-old boys is tall enough to ride the coaster? b. A smaller coaster has a height requirement of 50 inches to ride. What proportion of 10 year-old-boys is tall enough to ride this coaster? c. What proportion of 10-year-old boys is tall enough to ride the coaster in part b but not tall enough to ride the coaster in part a?
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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![A new roller coaster at an amuse-
6.32
Tall enough to ride?
TRY ment park requires individuals to be at least 4' 8" (56
inches) tall to ride. It is estimated that the heights of
10-year-old boys are normally distributed with p
inches and o
54.5
4.5 inches.
a. What proportion of 10-year-old boys is tall enough to
ride the coaster?
b. A smaller coaster has a height requirement of 50
inches to ride. What proportion of 10 year-old-boys is
tall enough to ride this coaster?
c. What proportion of 10-year-old boys is tall enough to
ride the coaster in part b but not tall enough to ride the
coaster in part a?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fed31797b-5359-4957-9547-8a99e3dbcc9e%2F00f982e3-5fca-4b9b-afa4-a1dda3bbda33%2Fm2556iq.png&w=3840&q=75)
Transcribed Image Text:A new roller coaster at an amuse-
6.32
Tall enough to ride?
TRY ment park requires individuals to be at least 4' 8" (56
inches) tall to ride. It is estimated that the heights of
10-year-old boys are normally distributed with p
inches and o
54.5
4.5 inches.
a. What proportion of 10-year-old boys is tall enough to
ride the coaster?
b. A smaller coaster has a height requirement of 50
inches to ride. What proportion of 10 year-old-boys is
tall enough to ride this coaster?
c. What proportion of 10-year-old boys is tall enough to
ride the coaster in part b but not tall enough to ride the
coaster in part a?
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