A Multiple Regression Analysis Revealed the Following Equation Relating the Time

question 59

Multiple Choice

A multiple regression analysis revealed the following equation relating the time (in hours) it takes to complete a puzzle based on the number and size of pieces: Ŷ = 1.5 + 0.014 (X_{number of pieces}) - 1.2 (Y_{size of pieces}) .If a puzzle has 1000 pieces, with a size value of 0.5 inches, how long will it take to complete?

• A) 6.3 hours
• B) 7.9 hours
• C) 11.9 hours
• D) 14.9 hours

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