The resident population (in thousands) by age in a certain country in 2014, is summarized in the following table.Age, x(in years)x < 55 ≤ x < 1515 ≤ x < 2525 ≤ x < 3535 ≤ x < 45Population(in thousands)20,10340,14842,97541,09041,834Age, x(in years)45 ≤ x < 5555 ≤ x < 6565 ≤ x < 7575 ≤ x < 85x ≥ 85Population(in thousands)44,28937,63524,87214,1935,968Estimate 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 mid points are 2.5, 10, 20, 30, 40, 50, 60, 70, 80, 95.

Answered: Estimate the average age of the…

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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Question

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)	20,103	40,148	42,975	41,090	41,834

Age, x (in years)	45 ≤ x < 55	55 ≤ x < 65	65 ≤ x < 75	75 ≤ x < 85	x ≥ 85
Population (in thousands)	44,289	37,635	24,872	14,193	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

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