The electric power consumed each month by a chemical plant is thought to be related to the average ambient temperature x 1, the number of days in the month x2, the average product purity x3, and the tons of product produced x4. The past year's historical data are available and are presented in the following table. If Y 240 236 290 274 301 316 300 296 267 276 288 261 X1 25 31 45 60 65 72 80 84 75 60 50 38 X2 24 21 24 25 25 26 25 25 24 25 25 23 X3 91 90 88 87 91 94 87 86 88 91 90 89 X4 100 95 110 88 94 99 97 96 110 10 10 98 y=a +a₁x₁ + a₂x + a x₂ + ax 0 1 1 22 33 4 4 represents the regression model. What is the value of a ? Use 2 decimal 2 places.

The electric power consumed each month by a chemical plant is thought to be related to the average ambient temperature x 1, the number of days in the month x2, the average product purity x3, and the tons of product produced x4. The past year's historical data are available and are presented in the following table. If Y 240 236 290 274 301 316 300 296 267 276 288 261 X1 25 31 45 60 65 72 80 84 75 60 50 38 X2 24 21 24 25 25 26 25 25 24 25 25 23 X3 91 90 88 87 91 94 87 86 88 91 90 89 X4 100 95 110 88 94 99 97 96 110 10 10 98 y=a +a₁x₁ + a₂x + a x₂ + ax 0 1 1 22 33 4 4 represents the regression model. What is the value of a ? Use 2 decimal 2 places.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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