Question

Consider the following set of ordered pairs. x 4 1 2 5 y 5 1 3...

Consider the following set of ordered pairs.

x 4 1 2 5

y 5 1 3 6 ​

a) Calculate the slope and​ y-intercept for these data. ​

b) Calculate the total sum of squares​ (SST).

​c) Partition the sum of squares into the SSR and SSE.

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

We can use here Excel for regression equation

Step 1) Enter data in Excel .

Step 2) Data >>Data analysis >>Regression >>Select y and x values separately >>Ok

We have regression equation is

y=0.15+1.2x


a) Slope =1.2 and y intercept =0.15

b) SST=14.75

c) SSR=14.4 and SSE=0.35

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