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Author Question: Consider the following pairs of measurements:x13467y3681213a. Construct a scattergram for the ... (Read 81 times)

waynest

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on: Feb 14, 2020

Question 1

a. Complete the table.

​xiyixi2xiyi
​23​​
​52​​
​34​​
​80​​
Totals Σ xi = Σ yi = Σ xi2 = Σ xiyi =
b.
Find SSxy, SSxx, β1, , , and 0.
c. Write the equation of the least squares line.

Question 2

Consider the following pairs of measurements:

x13467
y3681213

a. Construct a scattergram for the data.
b. What does the scattergram suggest about the relationship between x and y?
c. Find the least squares estimates of β0 and β1.
d. Plot the least squares line on your scattergram. Does the line appear to fit the data well?
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Marked as best answer by waynest on Feb 14, 2020

Shshxj

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Reply #1 on: Feb 14, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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waynest

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Reply 2 on: Feb 14, 2020
Great answer, keep it coming :)

carojassy25

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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