A national park is famous for its beautiful desert landscape and its many natural rock formations. The following table is based on information gathered by a park ranger of all rock formations of at least 3 feet. The height of the rock formation is rounded to the nearest foot. Height of rock formation, feet 3-9 10-29 30-49 50-74 75 and higher Number of rock formations in park 112 100 31 21 19 For a rock formation chosen at random from this park, use the preceding information to estimate the probability that the height of the rock formation is as follows. (Round your answers to two decimal places.) (a) 3 to 9 feet (b) 30 feet or taller (c) 3 to 49 feet (d) 10 to 74 feet (e) 75 feet or taller
A national park is famous for its beautiful desert landscape and its many natural rock formations. The following table is based on information gathered by a park ranger of all rock formations of at least 3 feet. The height of the rock formation is rounded to the nearest foot. Height of rock formation, feet 3-9 10-29 30-49 50-74 75 and higher Number of rock formations in park 112 100 31 21 19 For a rock formation chosen at random from this park, use the preceding information to estimate the probability that the height of the rock formation is as follows. (Round your answers to two decimal places.) (a) 3 to 9 feet (b) 30 feet or taller (c) 3 to 49 feet (d) 10 to 74 feet (e) 75 feet or taller
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter1: Introduction To Algebra
Section1.8: Number Lines
Problem 47WE
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A national park is famous for its beautiful desert landscape and its many natural rock formations. The following table is based on information gathered by a park ranger of all rock formations of at least 3 feet. The height of the rock formation is rounded to the nearest foot. For a rock formation chosen at random from this park, use the preceding information to estimate the probability that the height of the rock formation is as follows. (Round your answers to two decimal places.) a) 3 to 9 feet, b) 30 feet or taller, c) 3 to 49 feet, d) 10 to 74 feet, e) 75 feet or taller.
Transcribed Image Text:A national park is famous for its beautiful desert landscape and its many natural rock formations. The following table is based on information
gathered by a park ranger of all rock formations of at least 3 feet. The height of the rock formation is rounded to the nearest foot.
Height of rock formation, feet
3-9 10-29
30-49
50-74 75 and higher
Number of rock formations in park
112
100
31
21
19
For a rock formation chosen at random from this park, use the preceding information to estimate the probability that the height of the rock
formation is as follows. (Round your answers to two decimal places.)
(a) 3 to 9 feet
(b) 30 feet or taller
(c) 3 to 49 feet
(d) 10 to 74 feet
(e) 75 feet or taller
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