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University of California, Davis *

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STA141

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Statistics

Date

Feb 20, 2024

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1

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Stat 2 Lab #7: Regression — Prediction and Estimation Learning objectives: e Describe how the regression line relates to the SD line e Calculate predictions and group averages using the regression line e Carry out regression calculations using the “two variable roadmap” k s ; (This problems in this lab all use the same data, a continuation from Lab #6.) A realtor collects data about the rental prices of apartments in a neighborhooc measured in square feet. They find that the apartments have an average size o feet, with a standard deviation of 300 square feet. The apartments have an ave of $1500 per month, with a standard deviation of $400. The two variables have r=0.5. 1. Add the point of averages, the SD line, and the regression line to the pl¢
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