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Question 1. Data were collected to see whether booked time (Y) for installation jobs is related to actual time (X) in a management accounting system. Data for 10 jobs are available and the summary statistics are given in Table 1 below. Table 1: Σ Σ Σ 1(-7) Σ1 - 3) Σ1 (24 - 2)(3 - 3) 1468 1440 29173.6 23040 22368 Find the least square estimates of 30 and 31 (rounding the number results to 2 decimal places).

Question 1. Data were collected to see whether booked time (Y) for installation jobs is related to actual time (X) in a management accounting system. Data for 10 jobs are available and the summary statistics are given in Table 1 below. Table 1: Σ Σ Σ 1(-7) Σ1 - 3) Σ1 (24 - 2)(3 - 3) 1468 1440 29173.6 23040 22368 Find the least square estimates of 30 and 31 (rounding the number results to 2 decimal places).

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question 1. Data were collected to see whether booked time (Y) for installation jobs is related to actual time (X) in a management accounting system. Data for 10 jobs are available and the summary statistics are given in Table 1 below. Table 1: - - Σ²₁ i ²₁ Yi Σ₁² 1₁ (xi-x)² Σ²_₁(Yi − y)² Σ²²_₁ (xi — T) (Yi — Y) 29173.6 vi=1 i=1 =1 1468 1440 23040 22368 Find the least square estimates of Bo and B₁ (rounding the number results to 2 decimal places).
Transcribed Image Text:Question 1. Data were collected to see whether booked time (Y) for installation jobs is related to actual time (X) in a management accounting system. Data for 10 jobs are available and the summary statistics are given in Table 1 below. Table 1: - - Σ²₁ i ²₁ Yi Σ₁² 1₁ (xi-x)² Σ²_₁(Yi − y)² Σ²²_₁ (xi — T) (Yi — Y) 29173.6 vi=1 i=1 =1 1468 1440 23040 22368 Find the least square estimates of Bo and B₁ (rounding the number results to 2 decimal places).
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