The following table lists the number of unicyclists in Corvallis, OR. by age group. Age Group Frequency <19 48 20-29 76 30-39 68 40-49 85 50-59 88 60-69 81 270 61 What is the probability that a randomly selected unicyclist from Corvallis, OR. is not younger than 20?

The following table lists the number of unicyclists in Corvallis, OR. by age group. Age Group Frequency <19 48 20-29 76 30-39 68 40-49 85 50-59 88 60-69 81 270 61 What is the probability that a randomly selected unicyclist from Corvallis, OR. is not younger than 20?

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

The following table lists the number of unicyclists in Corvallis, OR. by age group.
Age Group Frequency
<19
48
20-29
76
30-39
68
40-49
85
50-59
88
60-69
81
270
61
What is the probability that a randomly selected unicyclist from Corvallis, OR. is not
younger than 20?
Answer in decimal form. Round your answer to 3 decimal places.

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