Air travel data for Roman Airlines the past 9 (in roman numerals, ix) weeks are shown below. Week passengers i. 659 ii. 655 iii. 652 iv. 646 v. 639 vi. 629 vii. 632 viii. 628 ix. 625 A. Draw the appropriate time series scatter diagram for these data. B. Calculate the formula for the trend line, using these data. Show your work in obtaining this formula. C. What is your forecast for week 15 using the trend line equation form part b? D. What are your forecasts for period 7 and 10 using the five-period moving (unweighted).

Air travel data for Roman Airlines the past 9 (in roman numerals, ix) weeks are shown below. Week passengers i. 659 ii. 655 iii. 652 iv. 646 v. 639 vi. 629 vii. 632 viii. 628 ix. 625 A. Draw the appropriate time series scatter diagram for these data. B. Calculate the formula for the trend line, using these data. Show your work in obtaining this formula. C. What is your forecast for week 15 using the trend line equation form part b? D. What are your forecasts for period 7 and 10 using the five-period moving (unweighted).

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

Air travel data for Roman Airlines the past 9 (in roman numerals, ix) weeks are shown below.

Week passengers

i. 659

ii. 655

iii. 652

iv. 646

v. 639

vi. 629

vii. 632

viii. 628

ix. 625

A. Draw the appropriate time series scatter diagram for these data.

B. Calculate the formula for the trend line, using these data. Show your work in obtaining this formula.

C. What is your forecast for week 15 using the trend line equation form part b?

D. What are your forecasts for period 7 and 10 using the five-period moving (unweighted).

Definition Definition Representation of the direction and degree of correlation in graphical form. The grouping of points that are plotted makes it a scatter diagram. A line can be drawn showing the relationship based on the direction of points and their distance from each other.

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