Master’s Degrees The number of men x (in thousands) and the number of women y (in thousands) in the United States that attained a master’s degree from 2007 through 2012 are shown in the table.
(Source: U.S. Department of Education)
Year | 2007 | 2008 | 2009 |
Men. x | 242.2 | 250.2 | 263.5 |
Women, y | 368.4 | 380.5 | 398.5 |
Year | 2010 | 2011 | 2012 |
Men. x | 275.2 | 291.6 | 302.2 |
Women, v | 417.8 | 439.1 | 452.0 |
Spreadsheet at LarsonApplicdCalculus.com
(a) Use the regression capabilities of a graphing utility or a spreadsheet to find the least squares regression line for the data.
(b) Estimate the number of women that attain a master’s degree when 400 thousand men attain a master’s degree.
(a)
To calculate: The least square regression line for the data of the number of men and women both in thousands in United states that attained a master’s degree from 2007 to 2012 provided below, by the use of regression capabilities of a graphing utility,
Year | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 |
Men, x | ||||||
Women, y |
Given Information:
The data of the number of men and women both in thousands in United States that attained a master’s degree from 2007 to 2012 is provided below,
Year | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 |
Men, x | ||||||
Women, y |
Calculation:
In order to determine the least square regression line for the provided data use the TI-83 graphing calculator and follow the steps mentioned below as,
Step 1: Press the [STAT] key followed by 1 to edit the values.
Step 2: Now fill the table appear on screen. Enter the values provided in the data shown below as,
(b)
To calculate: The number of woman that attain a master’s degree when 400 thousand men attain a master’s degree and the data of the number of men and women both in thousands in United states that attained a master’s degree from 2007 to 2012 provided below,
Year | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 |
Men, x | ||||||
Women, y |
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