A survey that collected demographic data from respondents asked them to categorize their annual incomes (in thousands of dollars) into the groups in the table below. The number of respondents for each income group is also shown in the table. Income Number of Respondents$20 to under $30 68$30 to under $40 113$40 to under $50 125$50 to under $60 23$60 to under $70 36 Calculate the approximate average income of the respondents. The approximate average income of the respondents is__ thousand. (Round to one decimal place as needed.)
A survey that collected demographic data from respondents asked them to categorize their annual incomes (in thousands of dollars) into the groups in the table below. The number of respondents for each income group is also shown in the table. Income Number of Respondents$20 to under $30 68$30 to under $40 113$40 to under $50 125$50 to under $60 23$60 to under $70 36 Calculate the approximate average income of the respondents. The approximate average income of the respondents is__ thousand. (Round to one decimal place as needed.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
A survey that collected demographic data from respondents asked them to categorize their annual incomes (in thousands of dollars) into the groups in the table below. The number of respondents for each income group is also shown in the table.
Income Number of Respondents
$20 to under $30 68
$30 to under $40 113
$40 to under $50 125
$50 to under $60 23
$60 to under $70 36
$20 to under $30 68
$30 to under $40 113
$40 to under $50 125
$50 to under $60 23
$60 to under $70 36
Calculate the approximate average income of the respondents.
The approximate average income of the respondents is__ thousand.
(Round to one decimal place as needed.)
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