Question

1）The following information regarding a dependent variable y and an independent variable x is provided. Σx...

1）The following information regarding a dependent variable y and an independent variable x is provided.
Σx = 90
Σy = 340
n = 4
SSR = 101

Additionally, the SSE is equal to 1,872. Find the standard error of the estimate.

A 7.1063

B 21.6333

C 30.5941

D 44.4185

2）

Consider the data.

Compute the standard error of the estimate.

xi 3    12 6 20    14

yi 60    40    45 5 15

Math   Statistics-And-Probability   
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Homework Answers

Answer #1

1)

The standard error of estimate is

Correct option is C.

2)

Following table shows the calculations:

X Y X^2 Y^2 XY
3 60 9 3600 180
12 40 144 1600 480
6 45 36 2025 270
20 5 400 25 100
14 15 196 225 210
Total 55 165 785 7475 1240

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