Summation tableyx2хуItem 1 20 2y240Item 2 21 5Item 3 214004105 441 258.168 44164315 1225 81396 1936 81Sum 141 33|1024|4443|255Item 4 35 9Item 5 449.Step 1. Calculate the sum of squared errors (SSE). Use the values bo = 0.9572 andb, = 0.2001 for the calculations. Round your answer to three decimal places.Answer:Step 2. Calculate the estimated variance of errors, s. Round your answer to threedecimal places.Answer:Step 3. Calculate the estimated variance of slope, s. Round your answer to threedecimal places.Answer:Step 4. Construct the 80% confidence interval for the slope. Round your answers tothree decimal places.Answer: Lower endpoint:Upper endpoint: Step 4. Substitute the values you found in steps 1 and 2 into the equation for dregression line to find the estimated linear model, According to this model, if the valueof the independent variable is increased by one unit, then find the change in thedependent variable ŷ.Answer:Step 5. Find the estimated value of y when x = 2. Round your answer to threedecimal places.y= botb,xAnswer:84.873.4+ S.7(2) :73.4 +11.4:84.8Step 6. Find the value of the coefficient of determination. Round your answer to threedecimal places.Answer:0.965Consider the relationship between the number of bids an item on eBay received and theitem's selling price. The following is a sample of 5 items sold through an auction.10.Price in Dollars 20 21 21 35 449.Number of Bids 2 5 8 9111 of 135MAT 106.04 Professor Felix110 of 135

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Description: Summation tableyx2хуItem 1 20 2y240Item 2 21 5Item 3 214004105 441 258.168 44164315 1225 81396 1936 81Sum 141 33|1024|4443|255Item 4 35 9Item 5 449.Step 1. Calculate the sum of squared errors (SSE). Use the values bo = 0.9572 andb, = 0.2001 for the

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Summation table У ху Item 1 20 2 y2 400 x2 40 Item 3 21 Item 4 35 Item 5 44 4 Item 2 21 5| 105 441 25 8 168 441 64 9 315 1225 81 9 396 1936 81 Sum 141 33|1024 4443 255 Step 1. Calculate the sum of squared errors (SSE). Use the values bo = 0.9572 and bị = 0.2001 for the calculations. Round your answer to three decimal places. Answer: Step 2. Calculate the estimated variance of errors, s. Round your answer to three decimal places. Answer: Step 3. Calculate the estimated variance of slope, s. Round your answer to three decimal places. Answer:

Summation table У ху Item 1 20 2 y2 400 x2 40 Item 3 21 Item 4 35 Item 5 44 4 Item 2 21 5| 105 441 25 8 168 441 64 9 315 1225 81 9 396 1936 81 Sum 141 33|1024 4443 255 Step 1. Calculate the sum of squared errors (SSE). Use the values bo = 0.9572 and bị = 0.2001 for the calculations. Round your answer to three decimal places. Answer: Step 2. Calculate the estimated variance of errors, s. Round your answer to three decimal places. Answer: Step 3. Calculate the estimated variance of slope, s. Round your answer to three decimal places. Answer:

MATLAB: An Introduction with Applications

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Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

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Topic Video

Question

Summation table
y
x2
ху
Item 1 20 2
y2
40
Item 2 21 5
Item 3 21
400
4
105 441 25
8.
168 441
64
315 1225 81
396 1936 81
Sum 141 33|1024|4443|255
Item 4 35 9
Item 5 44
9.
Step 1. Calculate the sum of squared errors (SSE). Use the values bo = 0.9572 and
b, = 0.2001 for the calculations. Round your answer to three decimal places.
Answer:
Step 2. Calculate the estimated variance of errors, s. Round your answer to three
decimal places.
Answer:
Step 3. Calculate the estimated variance of slope, s. Round your answer to three
decimal places.
Answer:
Step 4. Construct the 80% confidence interval for the slope. Round your answers to
three decimal places.
Answer: Lower endpoint:
Upper endpoint:

Step 4. Substitute the values you found in steps 1 and 2 into the equation for d
regression line to find the estimated linear model, According to this model, if the value
of the independent variable is increased by one unit, then find the change in the
dependent variable ŷ.
Answer:
Step 5. Find the estimated value of y when x = 2. Round your answer to three
decimal places.
y= botb,x
Answer:84.8
73.4+ S.7(2) :
73.4 +11.4
:84.8
Step 6. Find the value of the coefficient of determination. Round your answer to three
decimal places.
Answer:0.965
Consider the relationship between the number of bids an item on eBay received and the
item's selling price. The following is a sample of 5 items sold through an auction.
10.
Price in Dollars 20 21 21 35 44
9.
Number of Bids 2 5 8 9
111 of 135
MAT 106.04 Professor Felix
110 of 135

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