In the press “X List” box, “x”. In the press “Y List” box, “y”. Press “Ok” If it asks whether you want a column reference or variable reference, choose then press OK. Do this for both x and y. variable reference, Press to select + page. “ctrl” “doc” Press to Add Calculator. “1” Part 6: Interpolate/Extrapolate To interpolate or extrapolate, press Select from the list and press “var”. “f1” enter. should appear on the screen. Enter the x-value (year) that you are “f1()” trying to interpolate/extrapolate. For example, if you want to find the average count of youths in a correctional facility in the year 1995, you would see on the screen. “f1(1995)” Press you want should be on the right side of the screen. “enter”. The value average count of youths in a correctional facility in the year 1995. Estimate the Estimate: _________ Is this interpolation or extrapolation? _______________ average count of youths in a correctional facility in the year 2012. Estimate the Estimate: _________ Is this interpolation or extrapolation? _______________ average count of youths in a correctional facility in the year 2015. Estimate the Estimate: _________ Is this interpolation or extrapolation? _______________
In the “X List” box, press “x”. In the “Y List” box, press “y”. Press “Ok” If it asks whether you want a column reference or variable reference, choose variable reference, then press OK. Do this for both x and y. Press “ctrl” “doc” to select + page. Press “1” to Add Calculator. Part 6: Interpolate/Extrapolate To interpolate or extrapolate, press “var”. Select “f1” from the list and press enter. “f1()” should appear on the screen. Enter the x-value (year) that you are trying to interpolate/extrapolate. For example, if you want to find the average count of youths in a correctional facility in the year 1995, you would see “f1(1995)” on the screen. Press “enter”. The value you want should be on the right side of the screen. Estimate the average count of youths in a correctional facility in the year 1995. Estimate: _________ Is this interpolation or extrapolation? _______________ Estimate the average count of youths in a correctional facility in the year 2012. Estimate: _________ Is this interpolation or extrapolation? _______________ Estimate the average count of youths in a correctional facility in the year 2015. Estimate: _________ Is this interpolation or extrapolation? _______________