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MATH 533 Week 7 Course Project Part C: Regression and Correlation Analysis | Already GRADED A+
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MATH 533 Week 7 Course Project Part C: Regression and Correlation Analysis | Already GRADED A+
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Math 1Running Head: Course Project Part C
Regression Model
MATH – 533 - 60846
Ans .1
Minitab Result
Regression Analysis: Sales versus Calls
, Math 2
The regression equation is
Sales = 9.638 + 0.2018 Calls
Fitted Line Plot
Sales = 9.638 + 0.2018 Calls
55
S 2.05708
R-Sq 75.9%
R-Sq(adj) 75.7%
50
45
Sales
40
35
30
120 130 140 150 160 170 180 190 200 210
Calls
It is evident with the help of scatter graph trend line that there is positive relationship
between Sales and calls. If number of calls increases the sales also increase and vice versa.
Ans. 2
With help of Minitab, the regression equation is mentioned below as:
Minitab Result
Regression Analysis: Sales versus Calls
The regression equation is
Sales = 9.638 + 0.2018 Calls
Ans. 3
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