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This is the Past Exam of Business Statistics which includes Residual, Diameter, Fitted Regression, Predicts, Volume, Diameter and Height, Largest Residual, Residual Standard Deviation, Model Fit etc. Key important points are: Different Standard, Standard Deviation, Smallest to Largest, Right Displays, Normal Curves, Different Means, Curves, Data Produced, Least Squares, Regression Line
Typology: Exams
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Be sure to code your Discussion Section number into the OPTIONAL CODES in positions JKL.
There are 40 questions. A table for the normal distribution is attached and a Defective Question Report is avail- able from your instructor.
A) A, B, C B) A, C, B C) B, C, A D) B, A, C E) C, B, A
A) − 2 B) − 1 C) 0 D) 1 E) 2
0 10 20 30
Y
Density^ A
y ˆ
A) 25 B) 58 C) 65 D) 72 E) None of the above.
x y 2 3 3 2 1 1
y ˆ^ = b 0 + b 1 x + b 2 x^2
0 5 10
0
10
20
30
x
Residuals
7 8 9 10 11 12 13
9 0 9 5 1 0 0 1 0 5 1 1 0
A) True B) False
A) True B) False
15 20 25 30 35
0
50
100
150
ACT
Frequency
x RESI1 FITS 3.5 −0.3713 5. 5.7 0.0570 6. 1.0 0.4147 3. 8.1 8. 5.0 −0.4429 6.