The following table shows the number, in millions, of women employed outside the home in the given year. Number in millions 16.11 Year 1942 1943 18.70 1944 19.17 1945 19.03 1946 16.78 (a) Use regression to find a quadratic model for the data. (Let t be the number - years since 1942. Round the regression parameters to three decimal places.) N = (b) Express using functional notation the number of women working outside the home in 1947, and then estimate that value. (Round your answer to two decimal places.) million )=[ (c) The actual number of women working outside the home in 1947 was 16.90 million, whereas in 1948 the number was 17.58 million. In light of this, is a quadratic model appropriate for the period from 1942 through 1948? Yes O No

The following table shows the number, in millions, of women employed outside the home in the given year. Number in millions 16.11 Year 1942 1943 18.70 1944 19.17 1945 19.03 1946 16.78 (a) Use regression to find a quadratic model for the data. (Let t be the number - years since 1942. Round the regression parameters to three decimal places.) N = (b) Express using functional notation the number of women working outside the home in 1947, and then estimate that value. (Round your answer to two decimal places.) million )=[ (c) The actual number of women working outside the home in 1947 was 16.90 million, whereas in 1948 the number was 17.58 million. In light of this, is a quadratic model appropriate for the period from 1942 through 1948? Yes O No

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)

6th Edition

ISBN:9781337111348

Author:Bruce Crauder, Benny Evans, Alan Noell

Publisher:Bruce Crauder, Benny Evans, Alan Noell

Chapter5: A Survey Of Other Common Functions

Section5.3: Modeling Data With Power Functions

Problem 3TU

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