Business Statistics for Competitive Advantage with Excel 2019 and JMP by Cynthia Fraser

Author:Cynthia Fraser
Language: eng
Format: epub
ISBN: 9783030203740
Publisher: Springer International Publishing

Excel 9.1 Rescale to Build and Fit Nonlinear Regression Models with Linear Regression

Forecast of Very Preterm Births by Ethnicity for P&G. The Director of Baby Worldwide division at Procter & Gamble desires a forecast of very preterm births (VPBs) which would be targets for Pampers Swadlers. Build models to quantify trends and the potential impact on VPBs of the global recession.

Historical annual data in 9 VPBs contains annual observations on VPBs for the three largest ethnic segments. {T.A \1 “Excel 11.1 Executive Compensation.xls” \s “Excel 11.1 Executive Compensation.xls”\c 1}. Models for the White and Black segments are built below.

In order to validate the models for forecasting, hide the two most recent observations.

Assess skewness and choose scales. Assess skewness of White and Black VPBs using data from prerecession years only.

=SKEW(array).

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