The resident population (in thousands) by age in a certain country in 2014, is summarized in the following table. Age, x (in years) x < 5 5 ≤ x < 15 15 ≤ x < 25 25 ≤ x < 35 35 ≤ x < 45 Population (in thousands) 21,103 42,148 43,975 43,090 39,834 Age, x (in years) 45 ≤ x < 55 55 ≤ x < 65 65 ≤ x < 75 75 ≤ x < 85 x ≥ 85 Population (in thousands) 43,289 37,635 23,872 12,193 5,968 Estimate the average age of the resident population in the country in 2014. (Assume that "x ≥ 85" means ages "85 ≤ x < 105") (Round your answer to one decimal place.) years old

The resident population (in thousands) by age in a certain country in 2014, is summarized in the following table. Age, x (in years) x < 5 5 ≤ x < 15 15 ≤ x < 25 25 ≤ x < 35 35 ≤ x < 45 Population (in thousands) 21,103 42,148 43,975 43,090 39,834 Age, x (in years) 45 ≤ x < 55 55 ≤ x < 65 65 ≤ x < 75 75 ≤ x < 85 x ≥ 85 Population (in thousands) 43,289 37,635 23,872 12,193 5,968 Estimate the average age of the resident population in the country in 2014. (Assume that "x ≥ 85" means ages "85 ≤ x < 105") (Round your answer to one decimal place.) years old

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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Age, x (in years)	x < 5	5 ≤ x < 15	15 ≤ x < 25	25 ≤ x < 35	35 ≤ x < 45
Population (in thousands)	21,103	42,148	43,975	43,090	39,834

Age, x (in years)	45 ≤ x < 55	55 ≤ x < 65	65 ≤ x < 75	75 ≤ x < 85	x ≥ 85
Population (in thousands)	43,289	37,635	23,872	12,193	5,968

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