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Author Question: Using the data in the above table, if income is on the x-axis and the amount spent on restaurant ... (Read 84 times)

sc00by25

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on: Jun 29, 2018
Using the data in the above table, if income is on the x-axis and the amount spent on restaurant meals is on the y-axis, the slope of the straight line graph equals
 
  A) 0.2.
  B) 0.4.
  C) 0.5.
  D) 2.5.

Question 2

The following table displays the marks obtained by three students on an economics test.
 
  Student Marks Obtained (out of 100)
  Mary 78
  Charles 83
  Tony 65
 
  a) Calculate the mean marks obtained by the three students.
  b) Suppose one of the scores was reported incorrectly. Charles scored 38 instead of 83. How will the mean change if the correction is incorporated?
  c) How does the amount of data used affect the accuracy of a model?
Macroeconomics ¦ Acemoglu, Laibson, List ¦ 3rd Edition
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johnharpe

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Reply #1 on: Jun 29, 2018
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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sc00by25

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Reply 2 on: Jun 29, 2018
YES! Correct, THANKS for helping me on my review

coreycathey

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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