Trend Analysis Trend Analysis means studying a firm's employment levels over a period of years to predict future needs. ©2004 by UIBE Liu yuxin 211
© 2004 by UIBE Liu yuxin 4-11 Trend Analysis Trend Analysis means studying a firm’s employment levels over a period of years to predict future needs. Trend Analysis means studying a firm’s employment levels over a period of years to predict future needs. 3
Ratio Analysis Ratio Analysis means making forecasts based on the ratio between (1)some causal factor,like sales volume,and (2)number of employees required,like number of salespeople. ©2004 by UIBE Liu yuxin 年12
© 2004 by UIBE Liu yuxin 4-12 Ratio Analysis Ratio Analysis means making forecasts based on the ratio between (1) some causal factor, like sales volume, and (2) number of employees required, like number of salespeople. Ratio Analysis means making forecasts based on the ratio between (1) some causal factor, like sales volume, and (2) number of employees required, like number of salespeople. 3
The Scatter Plot The Scatter Plot shows graphically how two variables(such as a measure of business activity and a firm's staffing levels)are related ©2004 by UIBE Liu yuxin 年13
© 2004 by UIBE Liu yuxin 4-13 The Scatter Plot The Scatter Plot shows graphically how two variables (such as a measure of business activity and a firm’s staffing levels) are related. The Scatter Plot shows graphically how two variables (such as a measure of business activity and a firm’s staffing levels) are related. 3
Scatter plot shows projected staff size 1500 sas.Inu jo oqun 1000 500 1000 2000 Hospital size (of beds) ©2004 by UIBE Liu yuxin 4-14
© 2004 by UIBE Liu yuxin 4-14 Scatter plot shows projected staff size 0 500 1000 1500 0 1000 2000 Hospital size (# of beds) N u mber o f n urses
Using Computers to Forecast Personnel Requirements Computerized forecast -Determination of future staff needs by projecting sales, volume of production,and personnel required to maintain this volume of output,using software packages ©2004 by UIBE Liu yuxin
© 2004 by UIBE Liu yuxin 4-15 Using Computers to Forecast Personnel Requirements Computerized forecast ¾ Determination of future staff needs by projecting sales, volume of production, and personnel required to maintain this volume of output, using software packages