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Author Question: _____ helps in designing effective tables and charts for data visualization. a. Data-ink ratio b. ... (Read 290 times)

KimWrice

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on: Jun 24, 2018
_____ helps in designing effective tables and charts for data visualization.
 a. Data-ink ratio
  b. Crosstabulation
  c. PivotTable
  d. Scatter charts

Question 2

The estimated regression equation for a sample of 500 college professors is given by: y = 275 - 3x - 2D, where y is retirement age, x is pre-retirement annual income (in 1000s), and D is a dummy variable that takes the value of 0 for female professors and 1 for male professors. Assume that there is a relationship between y, x and D. What is the average age of retirement for male professors with pre-retirement income of 68,500? ___________________ _ years
 Fill in the blank(s) with correct word


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cascooper22

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Reply #1 on: Jun 24, 2018
Answer to Question 1

A

Answer to Question 2

67.5


KimWrice

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Reply 2 on: Jun 24, 2018
Gracias!

momolu

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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